| F ratio F数 | F-band F带 | f-center lasers 铁离子中心激光 |
| f-factor F因子 | f-number F数，光圈数 | f-sum rule F和数定则 |
| Fabry lens 法布里透镜 | Fabry-Parot etalon 法布里-珀罗标准量具 | Fabry-Parot fringes 法布里-珀罗干涉条纹 |
| Fabry-Perot amplifier 法布里-珀罗放大器 | Fabry-Perot cavity 法布里-珀罗共振器 | fabry-perot etalon 法布立，拍若标准具 |
| fabry-perot fringes 法布立，拍若条纹 | Fabry-Perot injection laser 法布里-珀罗注入式激光器 | Fabry-Perot interferometer 法布里-珀罗干涉仪 |
| fabry-perot interferometers Fabry-Perot干涉仪 | fabry-perot laser 法布立，拍若激光 | fabry-perot method 法布立，拍若法 |
| fabry-perot plates (etalons) Fabry-Perot标准具 | Fabry-Perot recycling spectromether 法布里-珀罗重复分光计 | Fabry-Perot resonator 法布里-珀罗共振腔 |
| Fabry-Perot type laser 法布里-珀罗型激光器 | face (1)正面(2)平面 | face angle 面角 |
| face cam 平面凸轮，端面凸轮 | face gear 平面齿轮 | face plate 面板 |
| face-centered 面心 | face-pumped laser 面抽运激光 | face-pumped liquid laser device 面抽运液体激光器 |
| face-pumping 面抽逸 | faceplate 面板 | faceplates 面板 |
| facet (1)网格(2)小面 | facet mirror 网板反射镜，分段镜 | facetted eye 复眼 |
| facetted mirrors 多面体反射 | facial angle 面角 | facility (1)设备，装置(2)工具 |
| facsimile (1)传真(2)影印本 | facsimile camera 传真照相机 | facsimile chart 传真图 |
| facsimile lenses 传真机镜头 | facsimile radio 传真收音机 | facsimile receiver 传真接受器 |
| facsimile signal 传真信号 | facsimile synchronizing 同光传真 | facsimile telegraphy 传真电报 |
| factor (1)因子，系数(2)因子，因素 | factor of cooperation 合作系数 | factor of quality 品质因子 |
| factor of safety 安全因素，安全系 | factorial jump function 阶乘跳跃函数 | factorization 因子分解 |
| factted lens 多面体透镜 | facula 光斑 | fade (1)褪色(2)衷减 |
| fade-down 渐隐 | fade-in 渐显 | fade-out 渐隐 |
| fade-up 增亮 | fader (1)声量控制器(2)光亮调节器 | fading (1)褪色(2)衷落，衷退 |
| Fahrenheit 华氏度 | Fahrenheit scale 华氏温标 | Fahrenheit thermometer 华氏温度计 |
| fail-safe performance 故障-安全特性 | failure (1)故障(2)损坏(3)失效 | failure of oscillation 停振 |
| faint haze 薄雾 | fall time 下降时间 | falling (1)下降(2)落像 |
| falling body 落体 | false alarm 假警报 | false color process 错色过程 |
| false image 误像 | false light 杂光 | false radiation 伪辐射 |
| false reflection 伪反射 | false-color 伪色 | false-color film 遮色多层彩色片 |
| family of curves 曲线族 | family of ellipses 椭圆族 | family of half-curves 半曲线族 |
| fan (1)扇，扇状物(2)鼓风机 | fan antenna 扇形天线 | fan beam 扇形光束 |
| fan dial 扇形刻度盘 | fan filter 扇形滤光器 | fan geometry mixing laser 扇形结构混合激光器 |
| fan in 扇入 | fan out 扇出 | fan test object 幻视器 |
| fan-shaped laser beam 扇形光栅 | fanning beam 扇征射束 | fanning strip 扇形片 |
| fantascope 扇形激光束 | far field 远场近似 | far field approximation 远场结构 |
| far field construction 远场衍射 | far field diffraction 远场图 | far field pattern 远红外的 |
| far infrared 远红外 | far point 远点 | far sight (1)远视(2)远景 |
| far-infrared 远红外电子跃迁 | far-infrared elelctronic transition 远红外成像 | far-infrared grating 远红外光栅 |
| far-infrared laser pumping 远红外激光抽运 | far-infrared lasers 远红外线激光 | far-infrared masser 远红外美射 |
| far-infrared molecular laser 远红外分子激光器 | far-infrared radiation 远红外辐射 | far-infrared region 远红外区 |
| far-infrared spectrophotomether 远红外分光光度计 | far-IR interferoemeter 远红外干涉仪 | far-off-axis anisotropic Bragg diffraction 远轴外各向异性布喇格衍射 |
| far-ranging 远程的 | far-red light 远红光 | far-sightedness 远视眼 |
| far-ultraviolet 远紫外的 | far-ultraviolet radiation 远紫外辐射 | far-ultraviolet region 远紫外区 |
| farad 法拉第 扇形测式物 | Faraday cage 法拉第盒 | Faraday cell |
| faraday configuration 远紫外辐射 | Faraday constant 法拉第常数 | faraday dark space 法拉第配置 |
| Faraday driver 法拉第驱动 | Faraday effect 法拉第效应 | Faraday isolator 法拉第形绝缘体 |
| Faraday rotation 法拉第旋体 | Faraday shutter 法拉第快门 | faraday's law 法拉第定律 |
| farady, pockel cells 法拉第电池 | farsighted (1)远视的(2)远景的 | fast ethernet network equipment 高速以太网络设备 |
| fast Fourier transform (FFT) 快速傅里叶变换 | fast image intensifier 快速像增强器 | fast lens (1)快镜(2)强光透镜 |
| fast pulley 固定轮 | fast response 快速响应 | fast retardation axis 快速延迟轴 |
| fast-fired coatying 快速氧化膜 | fast-transverse-flow CO2 laser 快速横流二氧化碳激光器 | fastening (1)连接(2)连接物(3)压固 |
| fastening screw 紧固螺钉 | Fastie-Ebert monochromator 法斯梯-艾伯特单色仪 | Fastie-Ebert spectrometer 法斯梯-艾伯特分光计 |
| fatigue 疲乏，疲劳 | fatigue effect 疲乏效应 | fatigue failure 疲乏失效 |
| fatigue fracture 疲乏断裂 | fatigue limit 疲乏极裂 | fatty oil 油脂 |
| fatty-acid layer 脂肪酸层 | fature 特征，特点 | faucet (1)旋塞(2)龙头 |
| fault (1)故障，失效(2)失真 | Faunhofer diffractin 夫琅和费衍射 | Faunhofer holography 夫琅和费息全术 |
| Faunhofer intensity distribution 夫琅和费光强度分布 | favorable interference 有利相干 | FBT Fly Back Transformer 返驰变压器 |
| FDDI network equipment 光纤分布式数据接口网络设备 | feather 滑键 | feathers 羽状裂缝 |
| feature extracton 特征萃取，特征提取 | featureexraction 羽饰 | febetron 冷阴极脉冲B射线管 |
| fechnerratio 特征挑选 | feed (1)馈电(2)进料(3)供片 | feed arrangement 供给装置 |
| feed spool 供片轴 | feedback 反馈 | feedback amlifier 反馈放大器 |
| feedback circuit 反馈电路 | feedback compensation 反馈补偿 | feedback control system 反馈控制系统 |
| feedback ratio 回授率，反馈比 | feedback-controlled optics 反馈控制光学 | feeder (1)馈电线(2)进料器 |
| feedthrough 馈入装置 | feedway 输送装置 | feeler 测隙规 |
| feeler lever 触杆 | feeler microscope 接触式测微显微镜 | feeler plug 测孔塞规 |
| feet 英尺 | feldspar 长石 | felt polisher 毡抛光器 |
| felt ring 毡环，毡圈 | felt seal 毡密封 | felt washer 毡垫圈 |
| felt-ring seal 毡环密封，毡圈密封 | female thread 阴螺纹，内螺纹 | femto 飞 |
| fermat principle 费马原理 | Fermat's principle 费马原理 | Fermi energy 费密能 |
| Fermi gas 费密气体 | Fermi level 费密能级 | Fermi level diagram 费密能级图 |
| Fermi resonance 费密共振 | Fermi temperature 费密温度 | Fermi-Dirac distribution law 费密-狄拉克分布律 |
| fermi-dirac function 费米-狄拉克函数 | Fermion 费密子 | Fermion field 费密子场 |
| fermitron 场射管 | fermium (Fm) 镄 | ferpic (ferroelectric picture) 铁电图 |
| ferric chloride 氯化铁 | ferric oxxide 氯化铁 | ferricyanide 氯铁酸盐，铁氯化物 |
| ferrimag 铁磁合金 | ferrite 铁氧体 | ferrite garnet 镱铁石榴石 |
| ferroalloy 铁合金 | ferroelastic effect 铁弹性效应 | ferroelectric 铁电的 |
| ferroelectric ceramic 铁电陶瓷 | ferroelectric crystal 铁晶体管 | ferroelectric domain 铁电畴 |
| ferroelectric film 铁电膜 | ferroelectric image intensifier 铁电像增强器 | ferroelectric IR detectro 铁电红外探测器 |
| ferroelectric phase transition 铁电相跃迁 | ferroelectric photoconductor 铁电光导管 | ferroelectricity 铁电现象 |
| ferroelectrics 铁电体，铁电材料 | ferromagnet 铁矶体 | ferromagnetic 铁磁的 |
| ferromagnetic Curie point 铁磁居里点 | ferromagnetic Curie temperature 铁磁居里温度 | ferromagnetic material 铁磁材料 |
| ferromagnetism 铁磁性 | ferrommagnetic resonance 铁磁共振 | ferrormagnetic substance 铁磁物质 |
| ferrosilicon 硅铁 | ferrous (1)亚铁的，二价铁的(2)含铁的(3)类铁的 | ferrous metal 黑色金属 |
| ferroxcube 立方结构铁气体 | ferroxphlana 六角晶格铁氧体 | ferrule 套管 |
| Ferry-porter low 费瑞-波特原则 | Fery glass prism 费瑞玻璃棱镜 | Fery prism 费瑞棱镜 |
| Fery spectrograph 费瑞光谱仪 | fetron 高压结型场效应管 | Feussner prism 费斯纳尔棱镜 |
| fexitron 冷阴极脉冲X射线管 | fiber bragg grating 光纤光栅 | fiber channel 光纤信道 |
| fiber grating strain sensor 光纤光栅应变传感器 | fiber optic acoustic sensors 光纤声波传感器 | fiber optic bundles, non-silica, imaging 多成分影像光纤 |
| fiber optic bundles, silica, imaging 石英系影像光纤 | fiber optic cable 光纤 | fiber optic cable manufacturing equipment 光缆制造设备 |
| fiber optic cable, dispersion-shifted 色散位移光缆 | fiber optic cable, multimode, silica, 100/140 多模态石英系(100/140)光缆 | fiber optic cable, multimode, silica, 50/125 多模态石英系(50/125)光缆 |
| fiber optic cable, multimode, silica, 62.5/125 多模态石英系(62.5/125)光缆 | fiber optic cable, plastic 塑料光缆 | fiber optic cable, plastic-clad silica 石英系塑料包覆光缆 |
| fiber optic cable, polarization - maintaining 偏振恒持光缆 | fiber optic cable, single mode, standard, loosely buffered, aerial 单模态标准型松包 | fiber optic cable, single mode, standard, loosely buffered, direct buried 单模态标准 |
| fiber optic cable, single mode, standard, loosely buffered, duct 单模态标准型松包管 | fiber optic cable, single mode, standard, tightly buffered, multifiber 单模态标准型紧 | fiber optic cable, single mode, standard, tightly buffered, single fiber 单模态标准型 |
| fiber optic closure 光纤接续盒 | fiber optic color mark photo sensors 光纤式色彩标记传感器 | fiber optic connectors, multimode, adapter (ST,SMA,FC/PC) 多模态光纤连接器插 |
| fiber optic connectors, multimode, D4 多模态D4光纤连接器 | fiber optic connectors, multimode, FC/PC 多模态FC/PC兼容光纤连接器 | fiber optic connectors, multimode, FDDI 多模态FDDI光纤连接器 |
| fiber optic connectors, multimode, multi-channel 多模态多心光纤连接器 | fiber optic connectors, multimode, SC 多模态SC光纤连接器 | fiber optic connectors, multimode, SMA 多模态SMA光纤连接器 |
| fiber optic connectors, multimode, ST 多模态ST光纤连接器 | Fiber Optic Connectors, Multimode,Adapter(ST,SMA,FC/PC) 多模态光纤连接器插座(ST,SMA,FC/PC) | fiber optic connectors, single mode, adapter (ST,FC/PC, SC, Biconic) 单模态光纤连 |
| Fiber Optic Connectors, Single Mode, Adapter(ST,FC/PC,SC,Biconic) 单模态光纤连接器插座(ST,FC/PC,SC,Biconic) | fiber optic connectors, single mode, APC 单模态APC光纤连接器 | fiber optic connectors, single mode, Biconic 单模态Biconic光纤连接器 |
| fiber optic connectors, single mode, D4 单模态D4光纤连接器 | fiber optic connectors, single mode, FC/PC 单模态FC/PC光纤连接器 | fiber optic connectors, single mode, FDDI 单模态FDDI光纤连接器 |
| fiber optic connectors, single mode, multi-channel/MT 单模态多心光纤连接器 | fiber optic connectors, single mode, SC 单模态SC光纤连接器 | fiber optic connectors, single mode, ST 单模态ST光纤连接器 |
| Fiber Optic Connectors, Single Mode,Multi-Channel/MT 单模态多心光纤连接器(MT) | fiber optic current sensors 光纤电流传感器 | fiber optic density, constituent sensors 光纤浓度、成份传感器 |
| Fiber Optic Density,Constituent Sensors 光纤浓度、成份传感器 | fiber optic displacement sensors 光纤移位传感器 | fiber optic distribution box 光纤终端箱 |
| fiber optic distribution panels 光纤分配板 | fiber optic electric field sensors 光纤电场传感器 | fiber optic faceplate 光纤面板 |
| fiber optic fibers, dispersion - shifted 色散位移光纤 | fiber optic fibers, plastic 塑料光纤 | fiber optic fibers, plastic - clad silica 石英系塑料包覆光纤 |
| fiber optic fibers, polarization - maintaining 偏振恒持光纤 | fiber optic fibers, silica, multimode, graded index,50/125 石英系多模态渐近式折射 | fiber optic fibers, silica, multimode, step index 石英系多模态步阶式折射率型光 |
| fiber optic fibers, silica, multimode,graded index ,100/140 石英系多模态渐近式折 | fiber optic fibers, silica, multimode,graded index ,62.5/125 石英系多模态渐近式折 | fiber optic fibers, silica, single mode,standard 石英系单模态标准型光纤 |
| fiber optic fiberscopes 光纤显微镜 | fiber optic field flattener 光纤场平板 | fiber optic furnaces, spinning equipment 光纤引线炉，纺丝设备 |
| fiber optic fusion splice equipment 光纤融接设备 | fiber optic gyro sensors 光纤陀螺仪传感器 | fiber optic gyroscope 光纤回转仪 |
| fiber optic illuminators 光纤光源 | fiber optic light distribution/radiation sensors 光纤光分布/放射线传感器 | fiber optic light guide 光纤光导 |
| fiber optic lightguides 光导管 | fiber optic liquid surface level sensors 光纤液位传感器 | fiber optic magnetic field sensors 光纤磁场传感器 |
| fiber optic magnetic flux sensors 光纤磁通量传感器 | fiber optic mark photo sensors 光纤式标记传感器 | fiber optic materials 光纤材料 |
| fiber optic oil film sensors 光纤油膜传感器 | fiber optic patchcord pigtail 光纤跳接线 | fiber optic photo sensors, fiber optic photo switches 光纤光电开关，光纤光电传感 |
| fiber optic polishing machines 光纤端面研磨设备 | fiber optic preforms 光纤预型体 | fiber optic pressure sensors 光纤压力传感器 |
| fiber optic probe 光纤探头 | fiber optic scanner 光纤扫瞄器 | fiber optic strain sensors 光纤变形传感器 |
| fiber optic strippers 光纤剥线夹 | fiber optic temperature sensors 光纤温度传感器 | fiber optic velocity sensors 光纤速度传感器 |
| fiber optic vibration sensors 光纤振动传感器 | fiber optic window 光纤窗 | fiber sensor 光纤感应器 |
| fiberscope 光纤视镜 | fibre (fiber) (1)纤维(2)刚纸，纤维板 | fibre -optic Roamn laser 纤维光学喇激光器 |
| fibre abundle 纤维束 | fibre amplifier 纤维放大器 | fibre beakage 纤维破损 |
| fibre commhnication 纤维通信 | fibre core 纤维耻 | fibre coupler 纤维耦合器 |
| fibre eigenvalue equation 纤维本征值方程 | fibre gastroscope 纤维胃镜 | fibre laser 纤维激光器 |
| fibre lens couple 纤维透镜耦合器 | fibre light guide 纤维光导 | Fibre Optic Communication Information Society 纤维光学通信信息协会 |
| fibre optics 纤维光学 | fibre pipe 纤维光管 | fibre profile 纤维剖面 |
| fibre ring interferometer 纤维环干涉仪 | fibre splicing technique 纤维连接技术 | fibre waveguide 纤维波导 |
| fibre-optic bundle 纤维光束 | fibre-optic cable 纤维光缆 | fibre-optic colorimeter 纤维光学色计 |
| fibre-optic communication 纤维光学通信 | fibre-optic coupling 纤维光学耦合 | fibre-optic endoscope 纤维光学内窥镜 |
| fibre-optic field flatterner 纤维光学平场器 | fibre-optic flying-spot scanner 纤维光学飞点扫描装置 | fibre-optic image scramber 纤维光学图保密器 |
| fibre-optic interferometer 纤维光学干涉仪 | fibre-optic light carrier 纤维光学光导管 | fibre-optic light guide 纤维光导 |
| fibre-optic light-transmission system 纤维光学光传输系统 | fibre-optic link 纤维光连接 | fibre-optic memory 纤维光学存储器 |
| fibre-optic plate 纤维光学板 | fibre-optic repeater 纤维光中继器 | fibre-optic scanner 纤维光学扫描装置 |
| fibre-optic shape converter 纤维光学形状变换器 | fibre-optic sheath 纤维光学包皮 | fibre-optic transmitter 纤维光学发送机 |
| fibre-optic-faced vidicon 纤维光学面光导摄像管 | fibre-optics image dissection camera 纤维光学析像摄象机 | fibre-optics scan system 纤维光学扫描系统 |
| fibre-otpic-faced tube 纤维光学面板显像 | fibrefrac 铝硅陶瓷鑯维 | fibreglass 玻璃纤维，玻璃丝 |
| fibreglass optics 玻璃纤维光学 | fibrescope 光学纤维观察镜 | fibrograph 光学纤维照相 |
| fick's law 菲克定律 | fictitious primary color 虚拟原色 | fidelity (1)保真度(2)保真性 |
| fidelity criterion 保真度判据 | fidelity defect 保真度不足 | fiducial line 基准线 |
| fiducial mark 基准符号 | fiducial point 基准点 | field (1)场(2)视场 |
| field angle (1)视场角(2)张角 | field annealing 场置退火 | field camera 外景照相机，轻便摄影机 |
| field coil 磁场激发线圈 | field corrector 像场校正镜 | field curvature 场曲率 |
| field deformation 场形变 | field depth 景深 | field diaphragm 视场光阑 |
| field distortion 场畸变 | field effect controlled switch 场效应控制开关 | field effect transistor 场效应晶体管 |
| field emission 电场放射 | field emission microcope 场致发射显微镜 | field emission microscope 场致发射显微镜 |
| field emssion 场致发射 | field emssion electron microscope 场致发射电子显微镜 | field flattener 视场致平器，平像场校正器 |
| field flattening lens 平场镜头 | field glass 野外镜，望远镜 | field glasses 轻便双筒望远镜 |
| field induced photomission 场致光发射 | field intensity 场强 | field lens 向场镜 |
| field lenses 向场透镜 | field mesh electrode 场网电极 | field number 视场直径 |
| field observation 野外观察 | field of view 视场 | field of vision 视场 |
| field pattern 场图，场分布 | field pick-up (1)室外照相(2)实况转播 | field piece 场镜 |
| field quantization 场量子化 | field range 视场范围 | field ray 轴外物点光线 |
| field repectition rate 场重复频率 | field repetition rate 场重复率 | field scannign sensor 场扫描传感器 |
| field stop 视场光阑 | field sweep 场扫描 | field theory 场论 |
| field tile 场倾斜 | field view stop 视场光阑 | field wave 激发波，激磁波 |
| field yoke 磁轭 | field's discontinuity 场不连续性 | field-biased 场偏置的 |
| field-flattended Schmidt camera 平像场斯密特照相机 | field-ion microscope 场离子显微镜 | field-ion microscopy 场离子显微术 |
| fieldistor 场控晶体管 | fieldtron 场效应器件 | figure (1)图，图形(2)数字(3)数值(4)位数 |
| figure of merit 灵敏值，优值 | figure tolerance 形状公差 | figured glass 花纹玻璃 |
| figuring 修磨 | figuring of surface 表面修磨 | filament (1)丝(2)灯丝 |
| filament activity 灯丝激活 | filament burn-out 灯丝烧断 | filament emissions 丝极发射，灯丝发射 |
| filament lamp 白炽灯 | filament lief 灯丝寿命 | filament temperature 灯丝温度 |
| filament transformer 灯丝变压器 | filamentation 灯丝形成 | filamentray structure (1)灯丝结构(2)丝状结构 |
| filametntary (1)细丝的(2)灯丝的(3)纤维丝的 | filar eyepiece 有刻度目镜 | filbtercharacteristic (1)滤波器特性(2)滤光片特性 |
| file (1)文件(2)文件存储器(3)锉刀 | file computer 文件计算器 | file drum 文件磁鼓 |
| file memory 文件存储器 | file processor 文件处理器 | filer (1)填料，衬垫(2)填充数 |
| filer axis 丝缕轴 | fill factor 填充因素 | fill optisal sensing device 胶卷感光装置 |
| filled band 满带 | filled level 满充能级，占满能级 | filled shell 满充壳层 |
| filleted corner 圆角 | filling 填料，装填 | filling factor 填充系数 |
| fillister (1)凹刨(2)凹槽 | film adhesion 膜层附着力 | film advance lever 输片杆 |
| film advancing whell 输片轮 | film badge 胶片式线计量器 | film base 片基 |
| film camera 电影摄影机 | film cartride chamber 胶片暗盒 | film cartridge 胶片暗盒 |
| film cassette 胶卷暗盒 | film clip (1)胶片夹子(2)影片剪辑 | film coating 镀膜 |
| film coefficient of heat transfer 薄膜导热系数 | film compostition 薄膜组成 | film contiuity 薄膜连续性 |
| film cooling 薄膜冷却 | film counter 照像机用 之底片计数器 | film dosimeter 胶片剂量计 |
| film drum 输鼓轮 | film feed mechanism 输片机构 | film fogging 胶片灰雾 |
| film glass 薄膜玻璃 | film grain nosie 胶片颗粒噪声 | film granularity 胶片颗粒度 |
| film graph 胶片录声设备 | film holder 胶片夹 | film indenticication 胶片鉴定 |
| film intensity measureing device 薄膜强度测定仪 | film load window 装胶片窗 | film memory 薄膜存储器 |
| film of oxide 氧化膜 | film plane 胶卷平面 | film plane indicator 胶片面指示器 |
| film pressing plate 胶片压板 | film projector 电影放映机 | film radiography 射线照相法 |
| film reader 显微胶片阅读器，胶带读出器 | film recorder 录片机 | film recording (1)影片录声(2)屏幕录像 |
| film reproduceer 影片复制机 | film response 胶片响应性 | film rewind button 胶卷倒卷钮 |
| film rewind crank 胶卷倒卷手柄 | film rewind shaft key 胶卷倒滚动条键 | film ring 胶片环 |
| film scanning 胶卷扫描 | film setting 照相排字 | film speed 胶片感光度 |
| film speed scale 胶片感光度等级 | film speed set ring 胶片感光度定环 | film stack 薄膜迭存储器 |
| film storage 薄膜存储器 | film storage unit 胶片存储单元 | film strip (1)教育幻灯片(2)片带，片条 |
| film supply 供片盒 | film tansporting system 输片系统 | film thickness 膜厚 |
| film thickness gauge 模厚度量计 | film thickness measuring 膜厚测量 | film thickness measuring device 膜厚测定仪 |
| film thickness meter 膜计 | film thickness monitor 膜厚监测仪 | film velocity 输片速度 |
| film weld 胶卷接头 | film-metering device 薄膜测定装置 | film-stress interferometer 薄膜应力千涉仪 |
| filmatic bearing 油膜轴承 | filmentary conpling 丝状耦合 | filminess 薄膜状态 |
| filming (1)生膜，薄膜形成，镀膜(2)摄影 | filter (1)过滤(2)滤光器，滤光片，滤光镜(3)滤波器(4)过滤器 | filter action (1)滤光作用(2)滤波作用 |
| filter by means of vacuum 真空过滤器 | filter by suction 吸入过滤器 | filter capacity 过滤能力 |
| filter cartride 过滤盒 | filter circuit 滤波电路 | filter deffect (1)滤色效应(2)滤波效应 |
| filter discrimination (1)滤波能力(2)滤波器分辨力 | filter element (1)滤光组件(2)滤波组件 | filter factor 过滤因素 |
| filter fator 滤光系数 | filter gauze 滤网 | filter glass 滤色玻璃 |
| filter grating 滤色光栅 | filter IR interference-absorption type 红外干涉-吸收型滤光片 | filter knob 滤光镜铵钮 |
| filter lens 滤光镜，滤色镜 | filter liquide 过滤液体 | filter method (1)滤波法(2)滤光法 |
| filter mount 滤光套 | filter paper 过滤纸 | filter pass band 滤波器通带 |
| filter plate 滤光片 | filter spectrophotometer 滤过分光分度计 | filter stop band 滤波器阻带 |
| filter transformer 滤波变压器 | filter transmission band 滤波器通带 | filter wheel 滤光轮 |
| filtered air 过滤空气 | filtered beam 过滤光束 | filtered image 过滤象 |
| filtering (1)滤光(2)滤波 | filterscan tube 滤光扫描管 | filtration (1)滤波(2)滤光(3)过滤 |
| filtrator 过滤器 | fin 叶片 | final amplifier 终端放大器 |
| final assembly 总装 | final control elemnt 最后控制组件 | final coutoff 最后截止 |
| final etching 最后腐史 | final evaporation 最后蒸发 | final gettering 最后吸气 |
| final mass 最终质量 | final payload 净有负载 | final presure 最后压力，极限压强 |
| final pump-down 最后抽气 | final reading 最终读数 | final stage 末级 |
| final vacuum 最后真空度 | final value theorem 终值定理 | finder (1)取景器，录像器(2)瞄准器(3)测距仪 |
| finder aperture (1)寻像器孔径(2)瞄准器孔径 | finder circle 导像圈 | finder frame 取景框 |
| finder screen 取景器屏 | finder telescope (1)寻镜望远镜(2)瞄准望远镜 | fine 精密的，精细的 |
| fine adjustment 微调，精密校正 | fine balance 精密平衡，精调 | fine data channel 精确数据信道 |
| fine definition 高清晰度 | fine detail 细节 | fine dotted line 细虚线 |
| fine etching 精密蚀刻 | fine grain (1)微粒(2)细粒 | fine grain developer 微粒显影剂 |
| fine grating 细光栅 | fine grinding wheel 细砂轮 | fine line 细线 |
| fine measuring instrument 精密测量仪器 | fine oil stone 细油石 | fine particle 细小颗粒 |
| fine pitch 小螺距 | fine pumping 高真空抽气 | fine structure 精细细构 |
| fine thread 细牙螺纹 | fine thread screw 细牙螺钉 | fine tuning 精细调谐 |
| fine vacuum 高真空 | fine wheel 细砂轮 | fine-collimation apparatus 精细准直仪器 |
| fine-focusing knob 精调焦旋钮 | fine-grained 微粒的 | fine-range scope 精密测距镜 |
| finely-honed 精密搪磨的 | fineness (1)细度(2)钝度(3)光洁度(4)锐度 | finger (1)测厚规(2)指针(3)手指 |
| finger-impu system 键盘输入装置 | fingerprint 指纹 | fingerprint cameras 指纹照相机 |
| fingerprint indentification 指纹识别 | fingertip control 按钮控制，键盘控制 | fining 精细化 |
| finish (1)抛光(2)精加工(3)终饰(4)表面光洁度 | finish surface (1)精加工面(2)抛光面 | finished prodcut (1)成品(2)光制品 |
| finishing allowance 精加工裕量 | finishing polish 精饰抛光 | finishing size (1)精加工尺寸(2)完工尺寸 |
| finite aperture 有限孔径 | finite beam source 有限射束源 | finite linewidth 有限线宽度 |
| finite object point 有限远物点 | finite ray 有限远光线 | finsen unit 芬生单位 |
| fipping frequency 触发频率 | FIR-laser 远红外激光器 | fire cracks 爆裂纹 |
| fire-control optics 射击指挥光学系统，火炮控制光学 | fire-proof 防火的，耐火的 | fireproof coating 耐火涂层，耐火敷层 |
| first angle projection 第一角投射法 | first approximation 初步近似，一级近似 | first electron lens 第一电子透镜，阴极透镜 |
| first eye lens 首侧复曲面 | first harmonic 基波 | first order aberration 初级像差 |
| first order reflection 一级反射 | first order spectrum 第一级光谱 | first principal point 第一主点 |
| first radiation constant 第一辐射常数 | first side toric 首侧弯月面 | first surface mirror 表面镀膜镜 |
| first-order 一级，初级 | first-scattering angle 第一散射角，最初散射角 | fish tail 鱼尾 |
| fish-eye camera 鱼眼照相机，水中照相机 | fish-eye lens 鱼眼透镜 | fish-eye of Maxwell 麦克斯韦鱼眼 |
| fish-eye type objective lens 鱼眼型物镜 | fish-lens 鱼眼透镜 | fission 裂变，分裂 |
| fissionable fuel 可裂变燃料 | fissure 裂缆，道子 | fit 非特 |
| fit joint 套筒接合 | fit key 配合键 | fit keyway 配合键槽 |
| fit quality 配合等级 | fit tolerance 配合公差 | fit-up 配合 |
| fitting (1)装配(2)配合(3)配件 | fitting control 装配控制 | fitting joint 装配连接 |
| fitting surface 配合面 | fitting tight 装配紧密 | fitting-up 装配 |
| fix stopper 固定销，定位销 | fix-focus lens 定焦透镜 | fixation (1)固定，安装(2)定影，定像 |
| Fixation device 固定装置 | fixed array multielment lidar 固定数组多元激光雷达 | fixed axis of rotation 鱼眼透镜 |
| fixed base 固定底座 | fixed beam 固定光束 | fixed bias circuit 固定转动轴 |
| fixed block 固定件 | fixed condenser 固定偏压电路 | fixed coupling 固定联轴节 |
| fixed encoded theodolite 固定编码经纬仪 | fixed focus 定焦点 | fixed focus camera 定焦照相机 |
| fixed gauge 固定规 | fixed guide bar 固定导杆 | fixed laser bar code scanners 固定式激光条形码扫描仪 |
| fixed light 固定灯光 | fixed mirror 固定镜 | fixed mounting base 固定支承座 |
| fixed optical attenuators 光衰减器(固定) | fixed pattern noise 固定图形噪声 | fixed piovt point 固定支承点 |
| fixed prism 固定棱镜 | fixed resister 固定焦点 | fixed reticle 固定十字标线，固定调制盘 |
| fixed slit 固定狭缝 | fixed view shifter projector 固家影像转换放映机 | fixed-frequency source 固定率源 |
| fixer (1)固定器(2)定影剂 | fixing bath (1)定影液(2)定影槽 | fixing salt 定像剂 |
| fixing solution 定影液 | fixning (1)固定(2)定景 | fixture (1)夹具(2)装置 |
| Fizeau fringe 斐索干涉条纹 | fizeau fringes 固定电阻器 | Fizeau interferomenter 斐索干涉仪 |
| fizeau interferometer 菲佐条纹 | fizeau interferometers Fizeau干涉仪 | fizeau toothed whool 菲佐干涉计 |
| flag 菲佐齿轮 | flake 薄片 | flame 火焰 |
| flame acrc lamp 焰弧灯 | flame arc 焰弧 | flame deflector 火焰导向器 |
| flame emission deterctor 火焰发射检测器 | flame emission spectroscopy 旗标 | flame excitation 火焰激发 |
| flame holder 火焰稳定器 | flame laser 火焰激光器 | flame photmetry 火焰光度测量计 |
| flame photometer 火焰光度计 | flame photometric analysis 火焰光度分析 | flame pyrometer 火焰高温计 |
| flame shield 火焰屏蔽 | flame spectrometer 火焰分光计 | flame spectrometry 火焰光谱光度测量 |
| flame spectrophotometry 火焰分光光度学 | flame spectrum 火焰光谱 | flame spetrum 火焰光谱 |
| flame welding 熔焊，气焊 | flange (1)凸缘(2)镶边 | flange focal distance 基面载距 |
| flange focal distance(FFD) 凸缘焦距 | flank (1)侧面(2)齿侧 | flannel 法兰绒 |
| flannel disk 法兰绒抛划盘 | flapping 摇摆运动 | flare (1)闪光(2)闪烁(3)照明弹 |
| flare light 闪光 | flare spot 耀斑 | flare-free telescope sight 无闪光望远镜瞄准具 |
| flash arc 闪光弧 | flash barrier 闪光挡板 | flash cooler 快速冷却器 |
| flash desorption spectroscopy 闪光解吸收光谱术 | flash dryer 快速干燥器 | flash duration 闪光持续时间 |
| flash evaporation 快速蒸发 | flash evaporation technique 快速蒸发技术 | flash exposure 闪光曝光 |
| flash gun 闪光 | flash head 闪光灯头 | flash intensity 闪光强度 |
| flash lamp 闪光灯 | flash lamp pumped dye laser 闪光灯抽运染料激光器 | flash lamp pumping 闪光灯抽运 |
| flash light 闪光灯 | flash meter 闪光昦曝光表 | flash photographic density filter 闪光照相密度滤器 |
| flash photolysis 闪光光解作用 | flash point 闪光点 | flash pumped 闪光抽 |
| flash radiography 闪光射线照相术 | flash ranging 闪光测距 | flash screen 闪光灯屏 |
| flash socket 闪光灯座 | flash spectroscopy 闪光光谱学 | flash synchronzed shutter 闪光同步快门 |
| flash tube 闪光管 | flash unit 闪光灯部件 | flash-photometry 闪光光度学 |
| flash-powder 闪光粉 | flashback voltage 反闪电压 | flashbulb 闪光灯泡 |
| flashcube 闪光灯块 | flashed glass 闪光玻璃 | flasher 闪光灯 |
| flashlamp 闪光灯 | flashtabe 闪光管 | flashtube lamp 闪光灯 |
| flask 烧瓶 | flat (1)平的(2)平面(3)平镜 | flat angle 平角 |
| flat blank 平面胚件 | flat CRTs 平面阴极射线管 | flat inclined mirror 斜面镜 |
| flat interferometer 平面干涉仪 | flat key 平键 | flat lapping block 精研平台 |
| flat machine 平面抛光机 | flat mirrors 平面镜 | flat pack 偏平装 |
| flat plate 平板 | flat polisher 平面抛光机 | flat reflector 平反射器，平反射镜 |
| flat saddle key 平鞍形键 | flat spring 扁簧，片簧 | flat spring hinge 扁簧铰键 |
| flat surface 平面 | flat tool 平面磨光磨具 | flat topped pulse 平顶脉冲 |
| flat-bed color image scanners 平台式影像扫描仪 | flat-field lens 平场透镜，平扫描场透镜 | flat-field objective 平场物镜，平扫描场物镜 |
| flat-layer powder camera 平层粉末照相机 | flat-roof mirror 平屋脊镜 | flatncess of field 像场平度，扫描场平度 |
| flatness of image plane 像面平度 | flatness testers 平面度测定系统 | flattened field (1)平像场(2)扁平场 |
| flattener (1)平像场器(2)矫平机 | flattening lens 平像场透镜 | flatter surface 高精平面 |
| flatuess 平度，平面度，平直度 | flatuess and straighness measuring instrument 平直度测量仪 | flaw 裂纹，瑕疪 |
| fleck 斑点，斑影 | flexibility (1)挠性(2)弹性(3)适应性(4)柔顺性 | flexibility factor 挠度系数 |
| flexible 挠性的 | flexible cord 软线 | Flexible diagnostic Fresnel lens 诊断用弹性Fresnel镜片 |
| flexible drive 挠性传动 | flexible fiber-optic gastroscope 挠性纤光学胃镜 | flexible imagescope 可弯曲视镜 |
| flexible joint 挠性连轴节 | flexible lamp cord 灯用软线 | flexible membrane 挠性膜片 |
| flexible metallic conduct 金属蛇管，金属软管 | flexible mirror 活动反射镜 | flexible pipe 挠性导管，蛇管，软管 |
| flexible rule 卷尺 | flexible shaft 挠性轴 | flexible tube 挠性导管，蛇管，轴管 |
| flexible waveguide 柔性波导，可弯曲波导 | flexible-lens gastroscope 活动透镜胃镜 | flexible| hollow waveguide 挠性空腔波导管 |
| flexion 弯曲 | flexural distortion 弯曲畸变 | flexural wave 屈曲波 |
| flexure 弯曲闪变 | flgorgen 荧光团 | flick photometer 闪变分光光度计 |
| flicker 闪变光束 | flicker effect 闪变熔接 | flicker fusion 闪光灯 |
| flicker noise 闪变光度计 | flicker-beam 闪变效应 | flickering lamp 闪变噪声 |
| flickerphotometry 闪变光度测定 | flickspectrophotometer (1)火石(2)火石玻璃 | flight path deviation indicator 航道偏远指示器 |
| flint 火石玻璃 | flint glass 倒装片法 | flip chip 弹动片 |
| flip-chip (1)触发器(2)双稳态多谐振荡器 | flip-flop 触发性电路 | flip-flop circuit 勫动转镜 |
| flip-flop multivibrator 双稳态触发器 | flip-flop register 触发器寄存器 | float (1)浮子(2)浮体(3)浮标 |
| floatage 浮力 | floater 浮子，飘浮物 | floating (1)浮动(2)浮置的 |
| floating action 浮动作用 | floating beacon 浮标 | floating gata avalancheinjection(FAMOS) 浮动闸极崩溃注入型MOS |
| floating point 浮点 | floating reticle 浮标线片 | floating system lens 浮动系统透镜 |
| floating zenith telescope 浮动天顶仪 | flood gun 浸没电子 | floodlight 散光灯，泛光灯 |
| floodlighting 散光照明，泛光照明 | floodlubrication 浸入润滑 | floor (1)地板，地面(2)底面，台面 |
| floor light 落地灯 | floor plan 平面布置图 | floor plate (1)地板(2)基板，底板 |
| floor sheet 踏板 | flop-over (1)触发器(2)图像跳动 | floppy disk 软性磁盘 |
| flourescent transition 荧火跃迁 | flourescent X-ray spectrographic analysis 荧火X射线光谱分析 | flow (1)流动(2)流量 |
| flow birefringence 流动双折射 | flow camera 流动照相机 | flow diagram 流程图，操作程序图，程序框图 |
| flow of information 信息流 | flow rate (1)流速(2)移动比 | flow sheet 流程表 |
| flowchart 流程图 | flowimeter 流量计 | flowing copper vapor laser 流动铜蒸汽激光器 |
| flowing gas CO2 laser 流动二氧化碳激光器 | flowmeter 流速计 | flown glass 熔融玻璃 |
| flrorapatite laser (FAP laser) 氟磷铎激光器 | fluctuating light beam 起伏光束 | fluctuating medium 起伏媒质 |
| fluctuation (1)起伏，波动，脉动(2)升降，涨落 | fluctuation nnoise level 起伏噪声电平 | fluctuation noise 起伏噪声 |
| fluctuation of density 密度起伏 | fluctuation spectroscopy(Flusy) 起伏光谱学 | fluence 能量密度 |
| fluid (1)流体(2)射流 | fluid amplifier (1)流体放大器(2)射流放大器 | fluid damping 流体阻尼 |
| fluid logical element 射流逻辑组件 | fluid state laser 流体激光器，液体激光器 | fluid-dyanamics 流体动力学 |
| fluid-ring pump 环流亨 | fluide-free (1)无流体的(2)无工作液的 | fluidic (1)流体的(2)射流的 |
| fluidic control 射流控制 | fluidic device 射流器件 | fluidic element 射流组件 |
| fluidics 流控技术，射流技术 | fluidity 流动性，液性，流度 | fluidization 流动化，流体化 |
| fluidmeter 流度计 | fluo-germanate glass 氟锗酸玻璃 | fluoborate glass 氟硼酸玻璃 |
| fluophosphate 气磷酸玻璃 | fluor crown 氟冕玻璃 | fluor crown glass 含氟冕牌玻璃 |
| fluorapatite 氟磷酸铎，氟磷灰石 | fluorchrome 荧光色剂 | fluorescein 荧元素 |
| fluorescence 荧火 | fluorescence branching ratio 荧光分支比 | fluorescence chromatography 荧光色谱 |
| fluorescence conversion efficiency 荧光转换效率 | fluorescence decay system 荧光衰变装置 | fluorescence life time 营光寿命 |
| fluorescence linwidth 营光线宽 | fluorescence microscope 营光显微镜 | fluorescence microscopes 荧光显微镜 |
| fluorescence microscopy 荧光显微镜 | fluorescence polarization microscope 荧光偏振显微镜 | fluorescence quenching 荧光淬灭 |
| fluorescence spectroscopy 荧光光谱学 | fluorescence spectrum 荧光光谱 | fluorescence yield 荧光产额 |
| fluorescent characteristic 荧光特性 | fluorescent emission crystals 荧光放射晶体 | fluorescent lamp 荧光灯 |
| fluorescent layer 荧光层 | fluorescent light (1)荧光(2)荧光灯 | fluorescent light source 烛光光源 |
| fluorescent line 荧火谱线 | fluorescent microscope 荧光显微镜 | fluorescent paint 荧火涂料 |
| fluorescent pumping 荧光抽运 | fluorescent quenching 荧光猝减 | fluorescent radiation 荧光辐射 |
| fluorescent scattering 荧光散射 | fluorescent screen 荧火屏 | fluorescent screens 荧光板 |
| fluorescent whitening agents 荧光洁白剂 | fluorescnet 荧火的 | fluorescope 荧光镜 |
| fluorescopy 荧化学 | fluoride 氟化物 | fluoride film 氟化学薄膜 |
| fluoride glass 氟化物玻璃 | fluoride lens 氟透镜 | fluorimeter 荧光计 |
| fluorimetric 荧光测定的 | fluorimetry 荧光测定法 | fluorinated 氟化的 |
| fluorinated alohol 氟化醇 | fluorinated ethylene propylene (FEP) 氟化乙丙烯 | fluorine (F) 氟 |
| fluorite 萤石，氟石 | fluorite lens 萤石透镜 | fluorite objective 萤石物镜 |
| fluormetric 荧光的 | fluorochrome 荧色物 | fluorodensitometry 荧光密度测定 |
| fluoroghosphate glass 含磷荧光玻璃 | fluorographic camera 荧光相照相机 | fluorographic lens 荧光相透镜 |
| fluorography 荧光图照相术 | fluorometer 荧光计 | fluorometry 荧光测定术 |
| fluorophototmeter 荧光光度计 | fluoroscope 荧光镜 | fluoroscopic image intensifier 荧光镜像增强器 |
| fluoroscopy 荧光学 | fluorscopy (1)荧光学(2)荧光检测 | fluorsosilicate crown glass 氟硅冕玻璃 |
| fluorspar 萤石 | fluosilicate titanium 氟硅酸钛玻璃 | flush bolt 埋头螺栓 |
| flute 槽，沟纹 | fluted 有沟槽的 | fluted spectrum 多段光谱 |
| fluting 开槽，切槽 | flutter 颤动，脉动 | flux (1)通量(2)能流 |
| flux concentration 通量浓度 | flux density 通量密度 | flux of light method 光通量法，光束法 |
| flux of radiation 辐射通量 | flux refraction 磁通折射 | flux rise time 通量激增时间 |
| flux-grown 熔融生长的 | flux-grown ruby 熔融生长的红宝石 | fluxmeter (1)辐射通量计(2)磁通计 |
| fly eye lens plate 复眼微透镜板 | fly spot scanning 飞点扫描法，光点扫描法 | fly's -eye lens 蝇眼透镜，复眼透镜 |
| fly's eye 蝇眼，复眼 | fly-by-night 夜般 | fly-over junction 立体交叉 |
| fly-past 跨度 | flyback 回扫 | flyback pulse 回扫脉冲 |
| flying 飞行 | flying micrometer 快速测微计 | flying spot 飞点 |
| flying spot microscope 飞点显微镜 | flying spot recorder 飞点记录器 | flying spot scanner 飞行扫描仪 |
| flying spot scannign 飞点扫描法 | flying spot store 飞点扫描存储 | flying spot television microscope 飞点扫描电视显微镜 |
| flying spot tube 飞点扫描管 | flying spot tube character generator 飞点扫描管字符发生器 | flying-spot 飞点，浮动光点 |
| flywheel 飞轮 | fm demodulation 调频检波 | FM laser 调频激光器 |
| FM reticle 调频调制盘 | FM signal 调频信号 | FM signal generator 调频信号发生器 |
| FM-CW laser ranging 调频连续波测距 | foam 泡沫 | foam glass 泡沬玻璃 |
| foam metal 泡沬金属 | foam rubber 泡沬橡胶 | foamed 泡沫状的 |
| foamed material 泡沫材料 | foamed plastics 泡沫塑料 | foamed polyethylene insulation 泡沫聚乙烯隔离层 |
| foaming agent 泡沫剂 | focal 焦点的 | focal area 焦斑面积，焦后 |
| focal chord 焦弦 | focal circle 焦圈 | focal collimator 测焦距准直仪 |
| focal cusp 焦会线 | focal depth 焦深 | focal distance 焦距 |
| focal eikonal 焦点程函 | focal isolation 焦点隔离法 | focal length 焦距 |
| focal line 焦线 | focal plane 焦面 | focal plane filter 焦面滤光片 |
| focal plane shift 焦面位移 | focal plane shutter 焦面快门 | focal plates, reticles 焦点板，标线片 |
| focal point 焦点 | focal power 焦度 | focal ratio 焦比 |
| focal sphere 焦球 | focal spot 焦斑 | focal surface 焦面 |
| focal zone 聚焦带 | focalization 调焦，焦距调整 | focalizer 调焦器 |
| focculation 絮凝 | focimeter 焦距计 | foco-collimator 测无距准且光管 |
| focoid 虚圆点 | focometer 焦距计 | focometers 焦距仪 |
| focometry 测焦距术 | focon 焦正仪 | focus 焦点 |
| focus control 焦点调整 | focus drum 聚焦筒 | focus for infinity 无限远聚焦 |
| focus glass 聚焦玻璃 | focus grid 聚焦栅 | focus lamp 聚焦镜 |
| focus mask 聚焦栅 | focus plate 聚焦板 | focus point 聚集点 |
| focus range 聚焦范围 | focus ring 调焦环 | focus shift 焦点位移 |
| focus-out 散焦 | focused (focussed) 聚焦的 | focused beam 聚焦光束 |
| focused condition 聚焦条件 | focused energy weapon 聚焦能量武器 | focused Gaussian laser beam 聚焦高斯激光束 |
| focused image hologram 聚焦全息图 | focused laser Dopler velocimeter 聚焦激光多普勒测速计 | focused laser scattering 聚焦激光散射 |
| focuser (1)焦距放大镜(2)聚焦装置 | focusing (1)调焦(2)聚焦 | focusing action 调焦作用 |
| focusing adjusment 调焦装置 | focusing aid 聚焦装置 | focusing amode 聚焦阳极 |
| focusing apparatus 聚焦装置 | focusing camera 聚焦照相机 | focusing circle 聚焦圈 |
| focusing ciriterion 聚焦准数 | focusing coil 聚焦线 | focusing condition 聚焦条件 |
| focusing control 聚焦控制 | focusing cup 聚焦杯 | focusing current 聚焦电流 |
| focusing device 调焦器件，聚焦装置 | focusing diffratometer 聚焦衍射计 | focusing electrode 聚焦电极 |
| focusing factor 聚焦系数 | focusing foil 聚焦箔 | focusing geometry 聚焦几何形状 |
| focusing glass 聚焦玻璃 | focusing knob 调焦旋钮 | focusing lens 聚焦透镜 |
| focusing magnetic field 聚焦磁场 | focusing mechanism (1)调焦(2)机构(3)对光装置 | focusing method 聚焦法 |
| focusing mount 聚焦架 | focusing noaode 聚焦阳极 | focusing optices 聚焦光学器件 |
| focusing range 调焦范围 | focusing reflector 聚焦反射器 | focusing ring 调焦圈 |
| focusing scale 调焦刻度 | focusing screen 调焦屏 | focusing Soller-slit system 苏莱尔调焦狄缝系统 |
| focusing spectrometer 聚焦分光计 | focusing spindle 调焦主轴 | focusing stop 调焦光圈 |
| focusing system 聚焦系统 | focusing telescope 调焦望远镜 | focusing telescope objective 调焦望远镜物镜 |
| fog (1)雾(2)灰雾(3)翳影 | fog density 灰雾度 | fog penetrating viewing system 云雾透过观察系统 |
| fog resistant gloass 抗雾玻璃 | fog restrainer 灰雾抑制剂 | fogged 灰雾化，跑光的 |
| foggy environment 雾天环境 | foil 箔 | Fokker-Plank equation 福克-普朗克方程 |
| fold 折 | fold-over (1)折迭(2)迭像，迭影 | folded cavity 折罍式腔 |
| folded filter 折迭滤光器 | folded laser 折迭激光器 | folded lobe large optical cavity 折迭瓣大型光学共振腔 |
| folded path zoom lens 折迭光路连续变焦透镜，折径可变焦距透镜 | folded stereoscopic viewer 折迭式立体镜 | folded three-mirror cavity 折迭式三反射镜腔 |
| folding camera 折迭式摄影机 | folding mirror 折迭式反射镜 | folding rule 折尺 |
| follow focus attachment 跟随调焦装置 | follow scanner 跟踪扫描仪 | follow shot 跟踪摄影 |
| follow-up (1)跟踪(2)随动系统 | follower (1)从动轮(2)跟随器 | following error 随动误差 |
| following range 跟踪范围 | following rate 跟踪速率 | followup device 随动装置 |
| followup system 随动系统 | foot (1)底座(2)镜头(3)英尺 | foot screw 地脚螺钉 |
| foot switch 脚踏开关 | foot-candela 英尺-堪拉 | foot-candle 英尺-烛光 |
| foot-lambert 英尺-朗伯 | foot-pound-second 英尺-磅-秒 | footage 英尺数 |
| footboard 踏板 | footcandle 烛光 | footlambert 呎朗伯 |
| footlight 舞台前灯，脚灯 | footplate 踏板 | footprint 足迹 |
| footstock 顶座，尾架，尾座 | for-and-aft axis 前后轴，立轴，纵轴 | forbidden band 禁带 |
| forbidden decay 禁戒衷减 | forbidden emission 禁戒发射 | forbidden gap energy 禁隙能 |
| forbidden line 禁线 | forbidden resonator region 共振腔禁区 | forbidden transition 禁戒跃迁 |
| forbiddenness 禁戒性 | forbiddenness of a transition 跃迁禁戒 | forbush decrease 富布什递灭 |
| force (1)力，势(2)强迫，强制 | force of restraint 约束力 | forced air cooling 强迫风冷 |
| forced air cooling tube 强迫风冷管 | forced convection 强迫对流 | forced draft (forced draught) 强制通风 |
| forced feed (1)强制送进(2)压力供油 | forced flexural wave 强迫弯曲波 | forced frequency 受激振荡频率 |
| forced life test 强制寿命试验 | forced mode locking 强制锁模 | forced oil self cooling 强制油自冷 |
| forced synchronizing 强制同步 | forced thermal scattering 强制热散射 | forced transition 受迫跃迁 |
| forced-dipole transition 受迫偶极子跃极 | forcedoscillatino 强迫振荡 | forceps 镊子，钳子 |
| forceps screw 紧固螺钉 | fore arm (1)前臂(2)前支架 | fore axis 前轴 |
| fore line value 前级管导阀 | fore pressure 前压强 | fore-and-aft level 纵向水平器 |
| fore-optics system 输入光学系统 | forebody 前部 | forecasting technique 预报技术 |
| forecooler 预冷器 | foreground 前景 | foreign atom 杂质原子 |
| foreign body 杂质体 | forensic photography 法医摄影 | forepump 前置泵，预抽亨 |
| forepump value 前置泵阀 | forepumping 前级抽气 | forescatter 前向散射器 |
| forescattering 前向散射 | forestage 前级的 | forevacuum 预真空 |
| forevacuum subassembly 预真空组件 | fork (1)叉，叉状物(2)音叉 | form (1)形式(2)形态 |
| formaldehyde 甲醛 | formalin 甲醛溶液，福尔马林 | formant 共振峰 |
| format (1)格式，形式(2)幅度 | formation of image 成像 | former 成形器 |
| formfactor 形成因子 | forming 成形器 | formula (1)公式(2)配方 |
| formulation 列式，表达 | formvar 聚醋酸甲基乙烯脂 | Fornixscope 穹窿镜 |
| fortran 福传 | fortran (formula-transformation) 公式变换 | Fortran (formula-translator) 公乡翻程序语言 |
| foru-wave sum-mixing 四波求和混频 | forvacuum vessel 预真空容器 | forward azimuth 正向方位角 |
| forward current 顺向电流 | forward looking infrared (FLIR) 前视红外仪 | forward looking infrared sensor 前视红外传感器 |
| forward looking infrared system 前视红外系统 | forward looking laser radar 前视激光雷达 | forward looking laser sensor 前视激光传感器 |
| forward nodal point 前节点 | forward power 正向功率 | forward reflection 前向反射 |
| forward scattering 前向散射 | forward voltage 正向电压 | forward wave 正向波 |
| forward-bisas 正方偏压 | forward-scattering angle 前向散射角 | foster-seeley circuit 浮士特席利电路 |
| FOT Fiber Optical Transceiver 光纤收发器 | fotoceram 光敏玻璃陶瓷 | Foucanlt grating 傅科光栅 |
| Foucault chart 傅科图案，分辨率板 | Foucault knife-edge test 傅科刀口检验法 | Foucault prism 傅科棱镜 |
| Foucault rotating mirror 富可旋转面镜 | Foucault test 傅科检验法 | fouier integers 傅立叶整数 |
| foundamental mode 基谐方式 | foundation bolt 地脚螺栓 | Founhofer hologram 夫琅和费全息图 |
| four channel multiband camera 四通道多光谱带照相机 | four element infrared objective 四维元红外物 | Four ier spectroscopy 傅里叶光谱学 |
| four-component objective 四组元物镜 | four-dimensional holographic recording 四维全息记录 | four-layer diode modulator 四层二极管调制器 |
| four-lens zoom system 四透镜变焦系统 | four-level emitter 四能级放射体 | four-level fluoresent crystal 四能级荧光晶体 |
| four-level fluoresent solid 四能级荧光固体 | four-level generator 四能级振荡器 | four-level laser 四能级激光器 |
| four-level laser rod 四能级激光棒 | four-level laser system 四能级系统 | four-quad solid-state sensor 四象限固态传感器 |
| four-screw leveling head 四螺钉安平头 | four-terminal network 四端网络 | four-terminal-network 四端网络 |
| fourier analysis 傅立叶分析 | Fourier analysis intow dimensions 二维傅叶分析 | Fourier analyzer 傅里叶分析器 |
| Fourier coefficient 传里叶系数 | Fourier formalism 傅里叶形式 | Fourier hologram 傅里叶全息图 |
| Fourier image technique 傅里叶成像技术 | fourier images 傅立叶像 | Fourier integral 傅里叶积分 |
| Fourier inversion 傅里叶逆变换 | fourier lenses 傅利叶透镜 | Fourier optics 傅里叶光学 |
| Fourier projection 傅里叶投影 | Fourier recombination 傅里叶重组 | Fourier series 傅里叶级数 |
| Fourier synthesis 傅里叶综合 | fourier transform 傅立叶变换 | Fourier transform hologram 傅里叶变换全息图 |
| Fourier transform interferomether spectrometer 傅里叶变换干涉分光计 | Fourier transform lens 傅里叶变换透镜 | Fourier transform operator 傅里叶变换算符 |
| fourier transform spectrometer 傅立叶变换方分光计 | Fourier transform spectromether 傅里叶变换对 | Fourier transform spectroscopy 傅里叶变换光谱仪 |
| Fourier transformation 傅里叶变换 | Fourier variable 傅里叶变量 | Fourier wave 傅里叶波 |
| Fourier-analysis method 傅里叶分析法 | Fourier-Bessel transform 傅里叶-贝塞耳变换式 | Fourier-Mellin transform 傅里叶-默林变换式 |
| Fourier-potical imaging system 傅里叶光学成像系统 | fourstage cascade image intensifier 四级串联像增强器 | fovea 凹 |
| fovea acuity 视觉锐度 | fovea centralis 中央凹 | foveal vision 凹视 |
| foxed 生褐斑的 | foxy 亦褐色的，有褐斑的 | fraction (1)分数(2)部分 |
| fraction division 小数 | fraction order 分数阶 | fraction scannign 局部授描 |
| fractional distortion 部分畸变 | fractional error 部分误差 | fractional fringes 分条纹 |
| fracture (1)破裂(2)断裂面 | fragility 脆性 | fragment 碎片 |
| frame (1)框架(2)帧 | frame camera 分幅照相机 | frame counter 帧计数器 |
| frame finder 取景器，取景框 | frame frequency 画面频率 | frame grabber 画面攫取机 |
| frame level 框式水平仪 | frame photography 分幅照相术，分幅摄影术 | frame processing 框处理 |
| frame rate 帧速 | framer 框相器 | framer per second 每秒框数 |
| framework 框架，骨架 | framing camera 分辐照相机 | framing lens 分辐透镜 |
| framing photography 分辐照相术，分幅摄影术 | francium (Fr) 钫 | Franck-Condon overlap factor 夫兰克-康登重迭因子 |
| Franck-Condon potential 夫兰克-康登势能曲线 | Franck-Condon principle 夫兰克-康登原理 | Francon interfreence ocular 弗朗松干涉目镜 |
| Franz-keldysh effect 夫兰兹-凯耳什效应 | Fraunhofer approximation 夫琅和费近似 | Fraunhofer condition 夫琅和费条件 |
| fraunhofer diffraction pattern 夫朗和斐绕射模 | Fraunhofer doublet 夫琅和费双线 | fraunhofer hologram 夫朗和斐全像图 |
| Fraunhofer lines 夫琅和费谱线 | fredholm integral 夫利荷门积分 | free air thermometer 大气温度计 |
| free aperture 自由孔径 | free arm 自由悬臂 | free electron 自由电子 |
| free electron lasers 自由电子激光 | free field 目由场 | free filter range (FFR) 自由场波范围 |
| free fit 自由范合 | free frequency 自然频率 | free jet 自由喷流 |
| free path 自由程 | free radical 游离基 | free radicals 自由基 |
| free running (1)由自振荡(2)空转 | free space 自由空间 | free-abrasive machining 免添粉加工 |
| free-bond transition 自由-速缚跃迁 | free-burngng flame laser 自由点火激光器 | free-carrier absorption 无载波吸收 |
| free-carrier photoconductivity 无载子光电导性 | free-electron laser 自由电子激光器 | free-free transition 自由-自由跃迁 |
| free-induction decay 自由感应衷变 | free-running laser 自由振荡激光器 | free-standing microdisk target 无支撑微盘靶 |
| freecarrier 目由载流子 | freecarrier absorption 自由载流子吸收 | freedom 自由度 |
| freezer 致冷器，冷却器 | freezing point 凝固点，冷凝点 | freezing-in 凝入 |
| fremodyne 调频接收器 | freon 氟利昂 | frepuency-sensitive signal 频率灵敏信号 |
| frequceny analysis 频谱分析 | frequecny demultiplier 分频器 | frequecny deviation 频率偏移 |
| frequecny divison multiplexing 频分割多路传输 | frequecny domain analysis 频域分析 | frequecny-dencoded focused image hologram 频率编码聚焦全息图 |
| frequencfy-dependent behavior 频率相关特性 | frequency 频率 | frequency band 频带 |
| frequency changer 变频器 | frequency characteristic 频率特性 | frequency conversion effect 变频效应 |
| frequency converter 变频器 | frequency demodulation 频率解调 | frequency deviation mether 频偏计 |
| frequency discriminating optical chopper 鉴频光学调制器 | frequency discriminator 频率鉴别电路，鉴频器 | frequency domain 频域 |
| frequency domain synthesis 频域综合 | frequency doubler 倍频器 | frequency doubling 倍频 |
| frequency drift 频率漂移 | frequency hysteresis 频率滞后 | frequency locking 锁频 |
| frequency meter 频率计 | frequency mixing 混频 | frequency modulation 频率调制，调频 |
| frequency modulation index 频率调变指数 | frequency modulation laser 调频激光器 | frequency modulation mode locking 调频锁模 |
| frequency modulation reticle 调频盘，频率调制盘 | frequency modulation type altimeter 调频式测高计 | frequency multiplexing 频率多路传输 |
| frequency multiplication 倍频 | frequency multiplier 倍频器 | frequency of okperation 工作频率 |
| frequency primary standard 频率基准 | frequency pulling 频率牵引 | frequency pulling effect 频率牵引效应 |
| frequency pushing and frequency pulling 频率推挽 | frequency response 频率响应 | frequency shift 频移 |
| frequency space 频率空间 | frequency spectrograph 频谱仪 | frequency splitting 分频 |
| frequency stabilization 稳频 | frequency stabilization of laser 激光稳频 | frequency stabilized carbon dioxide laser 稳频二氧化碳激光器 |
| frequency stabilized He-Ne laser 稳频氦氖激光器 | frequency stabilized laser 稳频激光器 | frequency stabilized lasers 稳频激光 |
| frequency stabilizing system 稳频系统 | frequency stabliltiy 频率稳定性 | frequency summing 加频 |
| frequency sweeping 频率扫描 | frequency transfer function 频率传输函数 | frequency up-convrsion 频率上转换 |
| frequency-controlled laser 频率控制激光器 | frequency-dependent delectric constant 频率相关介电常数 | frequency-division multiplex(FDM) 分频多任务器 |
| frequency-doubled 倍频的 | frequency-modulation (FM) 频率调制，调频 | frequency-offset-lock 偏频锁定 |
| frequency-plane mask 频面掩模片 | frequency-sweep generator 扫描振荡器 | frequnecy spectrum 频谱 |
| frermi 费密 | frescanar (frequency scanning radar) 频率扫描雷达 | freshly-deposited aluminum 新镀铝 |
| fresnel 菲涅耳 | Fresnel annular zone objective 菲涅耳环带物镜 | Fresnel approximation 菲涅耳近似 |
| Fresnel biprism 菲涅耳双棱镜 | Fresnel diffractino 菲涅耳衍射 | fresnel diffraction 夫瑞奈绕射 |
| Fresnel drag 菲涅耳牵引 | Fresnel formula 菲涅耳公式 | fresnel fringe 夫瑞奈条纹 |
| Fresnel hologram 菲涅耳全息图 | Fresnel integrals 菲涅耳积分 | Fresnel knife-edge test 菲涅耳刀口试验 |
| Fresnel lens 菲涅耳透镜 | fresnel lenses 菲涅尔透镜 | fresnel loss 夫瑞奈损失 |
| fresnel mirrors 夫瑞奈面镜 | Fresnel number 菲涅耳数 | Fresnel reflectino 菲涅耳反射 |
| fresnel reflection 夫瑞奈反射 | fresnel reflection loss 夫瑞奈反射损失 | fresnel reflection method 夫瑞奈反射方法 |
| Fresnel rhombus 菲涅耳菱形棱镜 | Fresnel zone 菲涅耳波带 | Fresnel zone plate 菲涅耳带片 |
| Fresnel's biprism 菲涅耳双棱镜 | Fresnel's diffraction 菲涅耳衍射 | Fresnel's equation 菲涅耳方程式 |
| Fresnel's zone contstruction 菲涅耳波带法 | Fresnel-Arago law 菲涅耳-阿喇戈定律 | Fresnel-Kirchhoff diffraction formula 菲涅耳-基尔霍夫衍射公式 |
| Fresnel-Kirchhoff intergral 菲涅耳-基尔霍夫积分 | Fresnel-Kirchhoff theory 菲涅耳-基尔霍夫理论 | Fresuel-transform holograms 菲涅耳变换全息图像 |
| friability 易碎性 | friction (1)摩擦(2)摩擦力 | friction coupling 摩擦联轴节 |
| frill (1)皱边(2)皱纹 | fring location 条纹定位 | fring order 条纹级次 |
| fringe (1)条纹(2)边缘，镶边 | fringe analysis 条纹分析 | fringe contrast 条纹反差，条纹衬度 |
| fringe counter 条纹计数器 | fringe counting interferometer 条纹计数干涉仪 | fringe follower 条纹读出器 |
| fringe intensity 条纹强度 | fringe interpolation 条纹内插法 | fringe interpretation 条纹译码 |
| fringe item 条纹件 | fringe sharpness 条纹锐 | fringe spacing 条纹间隔 |
| fringe stability 条纹稳定性 | fringe visiblity 条纹可见度 | fringes of equal chromic order 等色级条纹 |
| fringes of equal inclinatino 等倾条纹 | fringes of superposition 重迭条纹 | fringing flux 边缘通量 |
| front aperture 前孔径 | front cell focusing 前格聚焦 | front delevation 正视图，前视图 |
| front diaphragm 前遮光板 | front end amplifier 前置放大器 | front face 正面 |
| front focal length 前焦 | front focal plane 前焦平面 | front focus 前焦点 |
| front illumination 正面照明 | front index plate 正面分度盘 | front lens 前透镜调焦 |
| front lesn mount 前透镜框 | front light (1)正面光(2)前灯 | front operating aperture 前工作孔径 |
| front operationaperture 前作业孔径 | front panel 面板 | front sight 照准框 |
| front surface 前表面 | front surface mirror 前表面镜 | front vertex focal distance 前顶焦距 |
| front vertex focal distance (FVD) 前顶点焦距 | front vertex power 前镜顶屈光度 | front view 前视图，正视图 |
| front-cell focusing 前透镜调焦 | front-focometer 前焦距计 | front-reflection 前反射 |
| front-silvered mirror 前表面镀银反射镜 | frontiers 尖端科学 | frosted bulb 磨砂灯泡 |
| frosted glass 毛玻璃 | frosted screen 毛玻璃屏 | Frounhofer grating 夫琅和费光栅 |
| frozedn stress 冻结应力 | frozen fringe 冻结条纹 | frustrated total reflection 受抑全反射 |
| frustrated total reflection filter 受抑全反射滤光器 | fryer 彩色摄影照明器 | fuchsin 品红，洋红 |
| fuel 燃料 | fulcrum 支点，支轴 | full adder 全加法器 |
| full aperture 全孔径，全口径 | full aperture signal pin 最大光圈指示针 | full curve 实曲线 |
| full duration half maximum(FDHM) 全辐射体 | full electronic shutter 全电子快门 | full line 实线 |
| full radiator 全辐射体 | full resolution pricture 高分辨图像 | full scale alue 满刻度值 |
| full scale deflection 满刻度偏转 | full scale reading 满刻度读数 | full sensitivity contrast 全灵敏度衬比 |
| full shot 全景 | full stripe 全带 | full view 全视图，全景 |
| full view hologram 全景全息图 | full wave compensator 全波补偿 | full wave rectifier 全波整流 |
| full width at half maximum 半极大处全宽度 | full width half maximum(FWHM) 半极大处之全宽度 | full-automatic 全自动的 |
| full-colour holography 全色全息术 | full-colour image 全色图像 | full-duration (1)全部持续时间(2)全宽度 |
| full-size 全尺寸的，最大尺寸，原尺寸 | full-wave 全波 | full-wave compensator 全波补偿器 |
| full-wave plate 全波片 | full-wave rectification 全波整流 | fully automatic 全自动的 |
| fully automatic diaphragm 全自动光阑 | fully coated photo lens 全镀膜照相镜头 | fully refelecting surface 全反射面 |
| function (1)作用，功能(2)函数 | function block 功能块 | function with circular symmetry 圆对称函数 |
| Functional ceramics 功能陶瓷 | functional diagram 功能图 | functional element 功能组件 |
| fundalmental series 基线系 | fundamental (1)基本的(2)原理，基础 | fundamental axial mode 基轴模 |
| fundamental frequency 基频 | fundamental function 基本功能 | fundamental method of measurement 基本测量法 |
| fundamental mode 基模 | fundamental relaxation 基本弛豫 | fundamental transition 基本跃迁 |
| fundamental transverse mode 基横模 | fundamental unit 基本单位 | fundamental wave 基波 |
| fundus camera 眼底照相机 | fundus oculi 眼底 | fungus 微菌 |
| furnace (1)炉(2)反应堆 | furnace spectrum 炉光谱 | fus(=fuze) (1)熔丝，保险丝(2)熔断器(3)引信 |
| fuse 保险丝 | fuse wire 熔丝，保险丝 | fused alumina 熔成氧化铝磨料 |
| fused arrays of fibers 光纤熔凝数组 | fused bifocal 熔合双焦点透镜 | fused quartz 熔成石英 |
| fused silica glass 石英镜片 | fused silical cavity 熔成氧化硅共振腔 | fused silioa substrate 熔成氧化硅基质 |
| fuselagge 壳体，机身 | fusibility (1)熔性(2)熔度 | fusible point 熔点 |
| fusing 熔碍 | fusion (1)熔解(2)熔接(3)聚变 | Fusion and stereoscopic target 视觉融合及立体镜之目标物 |
| fusion diagonstics 熔接诊断学 | fusion frequency 熔接频率 | fusion splice 熔接 |
| fusion target 聚变靶 | fusion target plasmas 聚变靶等离子体 | fusionfacility 聚变装置 |
| fuze (1)熔丝，保险丝(2)熔断器(3)引信 | fuze beam incidence 引信光束入射 | fuze discrimination 引信鉴别 |
| fuzzines 不清晰，模糊 | fx screw 固定螺钉 |
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