flexible lamp cord 燈用軟線
flexible membrane 撓性膜片
flexible metallic conduct 金屬蛇管，金屬軟管
flexible mirror 活動(dòng)反射鏡
flexible pipe 撓性導(dǎo)管，蛇管，軟管
flexible rule 卷尺
flexible shaft 撓性軸
flexible tube 撓性導(dǎo)管，蛇管，軸管
flexible waveguide 柔性波導(dǎo)，可彎曲波導(dǎo)
flexible-lens gastroscope 活動(dòng)透鏡胃鏡
flexible| hollow waveguide 撓性空腔波導(dǎo)管
flexion 彎曲
flexural distortion 彎曲畸變
flexural wave 屈曲波
flexure 彎曲閃變
flgorgen 熒光團(tuán)
flick photometer 閃變分光光度計(jì)
flicker 閃變光束
flicker effect 閃變?nèi)劢?br />flicker fusion 閃光燈
flicker noise 閃變光度計(jì)
flicker-beam 閃變效應(yīng)
flickering lamp 閃變?cè)肼?br />flickerphotometry 閃變光度測(cè)定
flickspectrophotometer (1)火石(2)火石玻璃
flight path deviation indicator 航道偏遠(yuǎn)指示器
flint 火石玻璃
flint glass 倒裝片法
flip chip 彈動(dòng)片
flip-chip (1)觸發(fā)器(2)雙穩(wěn)態(tài)多諧振蕩器
flip-flop 觸發(fā)性電路
flip-flop circuit 勫動(dòng)轉(zhuǎn)鏡
flip-flop multivibrator 雙穩(wěn)態(tài)觸發(fā)器
flip-flop register 觸發(fā)器寄存器
float (1)浮子(2)浮體(3)浮標(biāo)
floatage 浮力
floater 浮子，飄浮物
floating (1)浮動(dòng)(2)浮置的
floating action 浮動(dòng)作用
floating beacon 浮標(biāo)
floating gata avalancheinjection (FAMOS)浮動(dòng)閘極崩潰注入型
MOS floating point 浮點(diǎn)
floating reticle 浮標(biāo)線片
floating system lens 浮動(dòng)系統(tǒng)透鏡
floating zenith telescope 浮動(dòng)天頂儀
flood gun 浸沒電子槍
floodlight 散光燈，泛光燈
floodlighting 散光照明，泛光照明
floodlubrication 浸入潤滑
floor (1)地板，地面(2)底面，臺(tái)面
floor light 落地?zé)?br />floor plan 平面布置圖
floor plate (1)地板(2)基板，底板
floor sheet 踏板
flop-over (1)觸發(fā)器(2)圖像跳動(dòng)
floppy disk 軟性磁碟
flourescent transition 熒火躍遷
flourescent X-ray spectrographic analysis 熒火X射線光譜分析
flow (1)流動(dòng)(2)流量
flow birefringence 流動(dòng)雙折射
flow camera 流動(dòng)照相機(jī)
flow diagram 流程圖，操作程序圖，程序框圖
flow of information 信息流
flow rate (1)流速(2)移動(dòng)比
flow sheet 流程表
flowchart 流程圖
flowimeter 流量計(jì)
flowing copper vapor laser 流動(dòng)銅蒸汽激光器
flowing gas CO2 laser 流動(dòng)二氧化碳激光器
flowmeter 流速計(jì)
flown glass 熔融玻璃
flrorapatite laser  (FAP laser)氟磷鐸激光器
fluctuating light beam 起伏光束
fluctuating medium 起伏媒質(zhì)
fluctuation (1)起伏，波動(dòng)，脈動(dòng)(2)升降，漲落
fluctuation nnoise level 起伏噪聲電平
fluctuation noise 起伏噪聲
fluctuation of density 密度起伏
fluctuation spectroscopy (Flusy)起伏光譜學(xué)
fluence 能量密度
fluid (1)流體(2)射流
fluid amplifier (1)流體放大器(2)射流放大器
fluid damping 流體阻尼
fluid logical element 射流邏輯元件
fluid state laser 流體激光器，液體激光器
fluid-dyanamics 流體動(dòng)力學(xué)
fluid-ring pump 環(huán)流亨
fluide-free (1)無流體的(2)無工作液的
fluidic (1)流體的(2)射流的
fluidic control 射流控制
fluidic device 射流器件
fluidic element 射流元件
fluidics 流控技術(shù)，射流技術(shù)
fluidity 流動(dòng)性，液性，流度
fluidization 流動(dòng)化，流體化
fluidmeter 流度計(jì)
fluo-germanate glass 氟鍺酸玻璃
fluoborate glass 氟硼酸玻璃
fluophosphate 氣磷酸玻璃
fluor crown 氟冕玻璃
fluor crown glass 含氟冕牌玻璃
fluorapatite 氟磷酸鐸，氟磷灰石
fluorchrome 螢光色劑
fluorescein 熒元素
fluorescence 熒火
fluorescence branching ratio 熒光分支比
fluorescence chromatography 熒光色譜
fluorescence conversion efficiency 熒光轉(zhuǎn)換效率
fluorescence decay system 螢光衰變裝置
fluorescence life time 營光壽命
fluorescence linwidth 營光線寬
fluorescence microscope 營光顯微鏡
fluorescence microscopes 螢光顯微鏡
fluorescence microscopy 熒光顯微鏡
fluorescence polarization microscope 熒光偏振顯微鏡
fluorescence quenching 螢光淬滅
fluorescence spectroscopy 螢光光譜學(xué)
fluorescence spectrum 熒光光譜
fluorescence yield 熒光產(chǎn)額
fluorescent characteristic 熒光特性
fluorescent emission crystals 螢光放射晶體
fluorescent lamp 熒光燈
fluorescent layer 熒光層
fluorescent light (1)熒光(2)熒光燈
fluorescent light source 燭光光源
fluorescent line 熒火譜線
fluorescent microscope 螢光顯微鏡
fluorescent paint 熒火涂料
fluorescent pumping 熒光抽運(yùn)
fluorescent quenching 熒光猝減
fluorescent radiation 熒光輻射
fluorescent scattering 熒光散射
fluorescent screen 熒火屏
fluorescent screens 螢光板
fluorescent whitening agents 螢光潔白劑
fluorescnet 熒火的
fluorescope 熒光鏡
fluorescopy 熒化學(xué)
fluoride 氟化物
fluoride film 氟化學(xué)薄膜
fluoride glass 氟化物玻璃
fluoride lens 氟透鏡
fluorimeter 熒光計(jì)
fluorimetric 熒光測(cè)定的
fluorimetry 熒光測(cè)定法
fluorinated 氟化的
fluorinated alohol 氟化醇
fluorinated ethylene propylene  (FEP)氟化乙丙烯
fluorine  (F)氟
fluorite 螢石，氟石
fluorite lens 螢石透鏡
fluorite objective 螢石物鏡
fluormetric 熒光的
fluorochrome 熒色物
fluorodensitometry 熒光密度測(cè)定
fluoroghosphate glass 含磷螢光玻璃
fluorographic camera 螢光相照相機(jī)
fluorographic lens 螢光相透鏡
fluorography 熒光圖照相術(shù)
fluorometer 熒光計(jì)
fluorometry 熒光測(cè)定術(shù)
fluorophototmeter 熒光光度計(jì)
fluoroscope 熒光鏡
fluoroscopic image intensifier 螢光鏡像增強(qiáng)器
fluoroscopy 螢光學(xué)
fluorscopy (1)熒光學(xué)(2)熒光檢測(cè)
fluorsosilicate crown glass 氟硅冕玻璃
fluorspar 螢石
fluosilicate titanium 氟硅酸鈦玻璃
flush bolt 埋頭螺栓
flute 槽，溝紋
fluted 有溝槽的
fluted spectrum 多段光譜
fluting 開槽，切槽
flutter 顫動(dòng)，脈動(dòng)
flux (1)通量(2)能流
flux concentration 通量濃度
flux density 通量密度
flux of light method 光通量法，光束法
flux of radiation 輻射通量
flux refraction 磁通折射
flux rise time 通量激增時(shí)間
flux-grown 熔融生長(zhǎng)的
flux-grown ruby 熔融生長(zhǎng)的紅寶石
fluxmeter (1)輻射通量計(jì)(2)磁通計(jì)
fly eye lens plate 復(fù)眼微透鏡板
fly spot scanning 飛點(diǎn)掃描法，光點(diǎn)掃描法
fly's -eye lens 蠅眼透鏡，復(fù)眼透鏡
fly's eye 蠅眼，復(fù)眼
fly-by-night 夜般
fly-over junction 立體交叉
fly-past 跨度
flyback 回掃
flyback pulse 回掃脈沖
flying 飛行
flying micrometer 快速測(cè)微計(jì)
flying spot 飛點(diǎn)
flying spot microscope 飛點(diǎn)顯微鏡
flying spot recorder 飛點(diǎn)記錄器
flying spot scanner 飛行掃描器
flying spot scannign 飛點(diǎn)掃描法
flying spot store 飛點(diǎn)掃描存儲(chǔ)
flying spot television microscope 飛點(diǎn)掃描電視顯微鏡
flying spot tube 飛點(diǎn)掃描管
flying spot tube character generator 飛點(diǎn)掃描管字符發(fā)生器
flying-spot 飛點(diǎn)，浮動(dòng)光點(diǎn)
flywheel 飛輪
fm demodulation 調(diào)頻檢波
FM laser 調(diào)頻激光器
FM reticle 調(diào)頻調(diào)制盤
FM signal 調(diào)頻信號(hào)
FM signal generator 調(diào)頻信號(hào)發(fā)生器
FM-CW laser ranging 調(diào)頻連續(xù)波測(cè)距
foam 泡沫
foam glass 泡沬玻璃
foam metal 泡沬金屬
foam rubber 泡沬橡膠
foamed 泡沫狀的
foamed material 泡沫材料
foamed plastics 泡沫塑料
foamed polyethylene insulation 泡沫聚乙烯隔離層
foaming agent 泡沫劑
focal 焦點(diǎn)的
focal area 焦斑面積，焦后
focal chord 焦弦
focal circle 焦圈
focal collimator 測(cè)焦距準(zhǔn)直儀
focal cusp 焦會(huì)線
focal depth 焦深
focal distance 焦距
focal eikonal 焦點(diǎn)程函
focal isolation 焦點(diǎn)隔離法
focal length 焦距
focal line 焦線
focal plane 焦面
focal plane filter 焦面濾光片
focal plane shift 焦面位移
focal plane shutter 焦面快門
focal plates, reticles 焦點(diǎn)板，標(biāo)線片
focal point 焦點(diǎn)
focal power 焦度
focal ratio 焦比
focal sphere 焦球
focal spot 焦斑
focal surface 焦面
focal zone 聚焦帶
focalization 調(diào)焦，焦距調(diào)整
focalizer 調(diào)焦器
focculation 絮凝
focimeter 焦距計(jì)
foco-collimator 測(cè)無距準(zhǔn)且光管
focoid 虛圓點(diǎn)
focometer 焦距計(jì)
focometers 焦距儀
focometry 測(cè)焦距術(shù)
focon 焦正儀
focus 焦點(diǎn)
focus control 焦點(diǎn)調(diào)整
focus drum 聚焦筒
focus for infinity 無限遠(yuǎn)聚焦
focus glass 聚焦玻璃
focus grid 聚焦柵
focus lamp 聚焦鏡
focus mask 聚焦柵
focus plate 聚焦板
focus point 聚集點(diǎn)
focus range 聚焦范圍
focus ring 調(diào)焦環(huán)
focus shift 焦點(diǎn)位移
focus-out 散焦
focused  (focussed)聚焦的
focused beam 聚焦光束
focused condition 聚焦條件
focused energy weapon 聚焦能量武器
focused Gaussian laser beam 聚焦高斯激光束
focused image hologram 聚焦全息圖
focused laser Dopler velocimeter 聚焦激光多普勒測(cè)速計(jì)
focused laser scattering 聚焦雷射散射
focuser (1)焦距放大鏡(2)聚焦裝置
focusing (1)調(diào)焦(2)聚焦
focusing action 調(diào)焦作用
focusing adjusment 調(diào)焦裝置
focusing aid 聚焦裝置
focusing amode 聚焦陽極
focusing apparatus 聚焦裝置
focusing camera 聚焦照相機(jī)
focusing circle 聚焦圈
focusing ciriterion 聚焦準(zhǔn)數(shù)
focusing coil 聚焦線
focusing condition 聚焦條件
focusing control 聚焦控制
focusing cup 聚焦杯
focusing current 聚焦電流
focusing device 調(diào)焦器件，聚焦裝置
focusing diffratometer 聚焦衍射計(jì)
focusing electrode 聚焦電極
focusing factor 聚焦系數(shù)
focusing foil 聚焦箔
focusing geometry 聚焦幾何形狀
focusing glass 聚焦玻璃
focusing knob 調(diào)焦旋鈕
focusing lens 聚焦透鏡
focusing magnetic field 聚焦磁場(chǎng)
focusing mechanism (1)調(diào)焦(2)機(jī)構(gòu)(3)對(duì)光裝置
focusing method 聚焦法
focusing mount 聚焦架
focusing noaode 聚焦陽極
focusing optices 聚焦光學(xué)器件
focusing range 調(diào)焦范圍
focusing reflector 聚焦反射器
focusing ring 調(diào)焦圈
focusing scale 調(diào)焦刻度
focusing screen 調(diào)焦屏
focusing Soller-slit system 蘇萊爾調(diào)焦狄縫系統(tǒng)
focusing spectrometer 聚焦分光計(jì)
focusing spindle 調(diào)焦主軸
focusing stop 調(diào)焦光圈
focusing system 聚焦系統(tǒng)
focusing telescope 調(diào)焦望遠(yuǎn)鏡
focusing telescope objective 調(diào)焦望遠(yuǎn)鏡物鏡
fog (1)霧(2)灰霧(3)翳影
fog density 灰霧度
fog penetrating viewing system 云霧透過觀察系統(tǒng)
fog resistant gloass 抗霧玻璃
fog restrainer 灰霧抑制劑
fogged 灰霧化，跑光的
foggy environment 霧天環(huán)境
foil 箔
Fokker-Plank equation 福克-普朗克方程
fold 摺
fold-over (1)折疊(2)疊像，疊影
folded cavity 折罍?zhǔn)角?br />folded filter 折疊濾光器
folded laser 折疊激光器
folded lobe large optical cavity 折疊瓣大型光學(xué)共振腔
folded path zoom lens 折疊光路連續(xù)變焦透鏡，折徑可變焦距透鏡
folded stereoscopic viewer 折疊式立體鏡
folded three-mirror cavity 折疊式三反射鏡腔
folding camera 折疊式攝影機(jī)
folding mirror 折疊式反射鏡
folding rule 折尺
follow focus attachment 跟隨調(diào)焦裝置
follow scanner 跟蹤掃描器
follow shot 跟蹤攝影
follow-up (1)跟蹤(2)隨動(dòng)系統(tǒng)
follower (1)從動(dòng)輪(2)跟隨器
following error 隨動(dòng)誤差
following range 跟蹤范圍
following rate 跟蹤速率
followup device 隨動(dòng)裝置
followup system 隨動(dòng)系統(tǒng)
foot (1)底座(2)鏡頭(3)英尺
foot screw 地腳螺釘
foot switch 腳踏開關(guān)
foot-candela 英尺-堪拉
foot-candle 英尺-燭光
foot-lambert 英尺-朗伯
foot-pound-second 英尺-磅-秒
footage 英尺數(shù)
footboard 踏板
footcandle 燭光
footlambert 尺朗伯
footlight 舞臺(tái)前燈，腳燈
footplate 踏板
footprint 足跡
footstock 頂座，尾架，尾座
for-and-aft axis 前後軸，立軸，縱軸
forbidden band 禁帶
forbidden decay 禁戒衷減
forbidden emission 禁戒發(fā)射
forbidden gap energy 禁隙能
forbidden line 禁線
forbidden resonator region 共振腔禁區(qū)
forbidden transition 禁戒躍遷
forbiddenness 禁戒性
forbiddenness of a transition 躍遷禁戒
forbush decrease 富布希遞滅
force (1)力，勢(shì)(2)強(qiáng)迫，強(qiáng)制
force of restraint 約束力
forced air cooling 強(qiáng)迫風(fēng)冷
forced air cooling tube 強(qiáng)迫風(fēng)冷管
forced convection 強(qiáng)迫對(duì)流
forced draft  (forced draught)強(qiáng)制通風(fēng)
forced feed (1)強(qiáng)制送進(jìn)(2)壓力供油
forced flexural wave 強(qiáng)迫彎曲波
forced frequency 受激振蕩頻率
forced life test 強(qiáng)制壽命試驗(yàn)
forced mode locking 強(qiáng)制鎖模
forced oil self cooling 強(qiáng)制油自冷
forced synchronizing 強(qiáng)制同步
forced thermal scattering 強(qiáng)制熱散射
forced transition 受迫躍遷
forced-dipole transition 受迫偶極子躍極
forcedoscillatino 強(qiáng)迫振蕩
forceps 鑷子，鉗子
forceps screw 緊固螺釘
fore arm (1)前臂(2)前支架
fore axis 前軸
fore line value 前級(jí)管導(dǎo)閥
fore pressure 前壓強(qiáng)
fore-and-aft level 縱向水準(zhǔn)器
fore-optics system 輸入光學(xué)系統(tǒng)
forebody 前部
forecasting technique 預(yù)報(bào)技術(shù)
forecooler 預(yù)冷器
foreground 前景
foreign atom 雜質(zhì)原子
foreign body 雜質(zhì)體
forensic photography 法醫(yī)攝影
forepump 前置泵，預(yù)抽亨
forepump value 前置泵閥
forepumping 前級(jí)抽氣
forescatter 前向散射器
forescattering 前向散射
forestage 前級(jí)的
forevacuum 預(yù)真空
forevacuum subassembly 預(yù)真空組件
fork (1)叉，叉狀物(2)音叉
form (1)形式(2)形態(tài)
formaldehyde 甲醛
formalin 甲醛溶液，福爾馬林
formant 共振峰
format (1)格式，形式(2)幅度
formation of image 成像
former 成形器
formfactor 形成因數(shù)
forming 成形器
formula (1)公式(2)配方
formulation 列式，表達(dá)
formvar 聚醋酸甲基乙烯脂
Fornixscope 穹窿鏡
fortran 福傳
fortran  (formula-transformation)公式變換
Fortran  (formula-translator)公鄉(xiāng)翻程序語言
foru-wave sum-mixing 四波求和混頻
forvacuum vessel 預(yù)真空容器
forward azimuth 正向方位角
forward current 順向電流
forward looking infrared  (FLIR)前視紅外儀
forward looking infrared sensor 前視紅外傳感器
forward looking infrared system 前視紅外系統(tǒng)
forward looking laser radar 前視激光雷達(dá)
forward looking laser sensor 前視激光傳感器
forward nodal point 前節(jié)點(diǎn)
forward power 正向功率
forward reflection 前向反射
forward scattering 前向散射
forward voltage 正向電壓
forward wave 正向波
forward-bisas 正方偏壓
forward-scattering angle 前向散射角
foster-seeley circuit 浮士特席利電路
FOT Fiber Optical Transceiver 光纖收發(fā)器
fotoceram 光敏玻璃陶瓷
Foucanlt grating 傅科光柵
Foucault chart 傅科圖案，分辨率板
Foucault knife-edge test 傅科刀口檢驗(yàn)法
Foucault prism 傅科棱鏡
Foucault rotating mirror 富可旋轉(zhuǎn)面鏡
Foucault test 傅科檢驗(yàn)法
fouier integers 傅立葉整數(shù)
foundamental mode 基諧方式
foundation bolt 地腳螺栓
Founhofer hologram 夫瑯和費(fèi)全息圖
four channel multiband camera 四通道多光譜帶照相機(jī)
four element infrared objective 四維元紅外物
Four ier spectroscopy 傅里葉光譜學(xué)
four-component objective 四組元物鏡
four-dimensional holographic recording 四維全息記錄
four-layer diode modulator 四層二極管調(diào)制器
four-lens zoom system 四透鏡變焦系統(tǒng)
four-level emitter 四能級(jí)放射體
four-level fluoresent crystal 四能級(jí)熒光晶體
four-level fluoresent solid 四能級(jí)熒光固體
four-level generator 四能級(jí)振蕩器
four-level laser 四能級(jí)激光器
four-level laser rod 四能級(jí)激光棒
four-level laser system 四能級(jí)系統(tǒng)
four-quad solid-state sensor 四象限固態(tài)傳感器
four-screw leveling head 四螺釘安平頭
four-terminal network 四端網(wǎng)絡(luò)
four-terminal-network 四端網(wǎng)路
fourier analysis 傅立葉分析
Fourier analysis intow dimensions 二維傅葉分析
Fourier analyzer 傅里葉分析器
Fourier coefficient 傳里葉系數(shù)
Fourier formalism 傅里葉形式
Fourier hologram 傅里葉全息圖
Fourier image technique 傅里葉成像技術(shù)
fourier images 傅立葉像
Fourier integral 傅里葉積分
Fourier inversion 傅里葉逆變換
fourier lenses 傅利葉透鏡
Fourier optics 傅里葉光學(xué)
Fourier projection 傅里葉投影
Fourier recombination 傅里葉重組
Fourier series 傅里葉級(jí)數(shù)
Fourier synthesis 傅里葉綜合
fourier transform 傅立葉變換
Fourier transform hologram 傅里葉變換全息圖
Fourier transform interferomether spectrometer 傅里葉變換干涉分光計(jì)
Fourier transform lens 傅里葉變換透鏡
Fourier transform operator 傅里葉變換算符
fourier transform spectrometer 傅立葉變換方分光計(jì)
Fourier transform spectromether 傅里葉變換對(duì)
Fourier transform spectroscopy 傅里葉變換光譜儀
Fourier transformation 傅里葉變換
Fourier variable 傅里葉變量
Fourier wave 傅里葉波
Fourier-analysis method 傅里葉分析法
Fourier-Bessel transform 傅里葉-貝塞耳變換式
Fourier-Mellin transform 傅里葉-梅林變換式
Fourier-potical imaging system 傅里葉光學(xué)成像系統(tǒng)
fourstage cascade image intensifier 四級(jí)串聯(lián)像增強(qiáng)器
fovea 凹
fovea acuity 視覺銳度
fovea centralis 中央凹
foveal vision 凹視
foxed 生褐斑的
foxy 亦褐色的，有褐斑的
fraction (1)分?jǐn)?shù)(2)部分
fraction division 小數(shù)
fraction order 分?jǐn)?shù)階
fraction scannign 局部授描
fractional distortion 部分畸變
fractional error 部分誤差
fractional fringes 分條紋
fracture (1)破裂(2)斷裂面
fragility 脆性
fragment 碎片
frame (1)框架(2)幀
frame camera 分幅照相機(jī)
frame counter 幀計(jì)數(shù)器
frame finder 取景器，取景框
frame frequency 畫面頻率
frame grabber 畫面攫取機(jī)
frame level 框式水準(zhǔn)儀
frame photography 分幅照相術(shù)，分幅攝影術(shù)
frame processing 框處理
frame rate 幀速
framer 框相器
framer per second 每秒框數(shù)
framework 框架，骨架
framing camera 分輻照相機(jī)
framing lens 分輻透鏡
framing photography 分輻照相術(shù)，分幅攝影術(shù)
francium  (Fr)鈁
Franck-Condon overlap factor 夫蘭克-康登重疊因數(shù)
Franck-Condon potential 夫蘭克-康登勢(shì)能曲線
Franck-Condon principle 夫蘭克-康登原理
Francon interfreence ocular 弗朗松干涉目鏡
Franz-keldysh effect 夫蘭茲-凱耳什效應(yīng)
Fraunhofer approximation 夫瑯和費(fèi)近似
Fraunhofer condition 夫瑯和費(fèi)條件
fraunhofer diffraction pattern 夫朗和斐繞射模
Fraunhofer doublet 夫瑯和費(fèi)雙線
fraunhofer hologram 夫朗和斐全像圖
Fraunhofer lines 夫瑯和費(fèi)譜線
fredholm integral 夫利荷門積分
free air thermometer 大氣溫度計(jì)
free aperture 自由孔徑
free arm 自由懸臂
free electron 自由電子
free electron lasers 自由電子雷射
free field 目由場(chǎng)
free filter range  (FFR)自由場(chǎng)波范圍
free fit 自由范合
free frequency 自然頻率
free jet 自由噴流
free path 自由程
free radical 游離基
free radicals 自由基
free running (1)由自振蕩(2)空轉(zhuǎn)
free space 自由空間
free-abrasive machining 免添粉加工
free-bond transition 自由-速縛躍遷
free-burngng flame laser 自由點(diǎn)火激光器
free-carrier absorption 無載波吸收
free-carrier photoconductivity 無載子光電導(dǎo)性
free-electron laser 自由電子激光器
free-free transition 自由-自由躍遷
free-induction decay 自由感應(yīng)衷變
free-running laser 自由振蕩激光器
free-standing microdisk target 無支撐微盤靶
freecarrier 目由載流子
freecarrier absorption 自由載流子吸收
freedom 自由度
freezer 致冷器，冷卻器
freezing point 凝固點(diǎn)，冷凝點(diǎn)
freezing-in 凝入
fremodyne 調(diào)頻接收器
freon 氟利昂
frepuency-sensitive signal 頻率靈敏信號(hào)
frequceny analysis 頻譜分析
frequecny demultiplier 分頻器
frequecny deviation 頻率偏移
frequecny divison multiplexing 頻分割多路傳輸
frequecny domain analysis 頻域分析
frequecny-dencoded focused image hologram 頻率編碼聚焦全息圖
frequencfy-dependent behavior 頻率相關(guān)特性
frequency 頻率
frequency band 頻帶
frequency changer 變頻器
frequency characteristic 頻率特性
frequency conversion effect 變頻效應(yīng)
frequency converter 變頻器
frequency demodulation 頻率解調(diào)
frequency deviation mether 頻偏計(jì)
frequency discriminating optical chopper 鑒頻光學(xué)調(diào)制器
frequency discriminator 頻率監(jiān)別電路，監(jiān)頻器
frequency domain 頻域
frequency domain synthesis 頻域綜合
frequency doubler 倍頻器
frequency doubling 倍頻
frequency drift 頻率漂移
frequency hysteresis 頻率滯後
frequency locking 鎖頻
frequency meter 頻率計(jì)
frequency mixing 混頻
frequency modulation 頻率調(diào)制，調(diào)頻
frequency modulation index 頻率調(diào)變指數(shù)
frequency modulation laser 調(diào)頻激光器
frequency modulation mode locking 調(diào)頻鎖模
frequency modulation reticle 調(diào)頻盤，頻率調(diào)制盤
frequency modulation type altimeter 調(diào)頻式測(cè)高計(jì)
frequency multiplexing 頻率多路傳輸
frequency multiplication 倍頻
frequency multiplier 倍頻器
frequency of okperation 工作頻率
frequency primary standard 頻率基準(zhǔn)
frequency pulling 頻率牽引
frequency pulling effect 頻率牽引效應(yīng)
frequency pushing and frequency pulling 頻率推挽
frequency response 頻率響應(yīng)
frequency shift 頻移
frequency space 頻率空間
frequency spectrograph 頻譜儀
frequency splitting 分頻
frequency stabilization 穩(wěn)頻
frequency stabilization of laser 激光穩(wěn)頻
frequency stabilized carbon dioxide laser 穩(wěn)頻二氧化碳激光器
frequency stabilized He-Ne laser 穩(wěn)頻氦氖激光器
frequency stabilized laser 穩(wěn)頻激光器
frequency stabilized lasers 穩(wěn)頻雷射
frequency stabilizing system 穩(wěn)頻系統(tǒng)
frequency stabliltiy 頻率穩(wěn)定性
frequency summing 加頻
frequency sweeping 頻率掃描
frequency transfer function 頻率傳輸函數(shù)
frequency up-convrsion 頻率上轉(zhuǎn)換
frequency-controlled laser 頻率控制激光器
frequency-dependent delectric constant 頻率相關(guān)介電常數(shù)
frequency-division multiplex (FDM)分頻多工器
frequency-doubled 倍頻的
frequency-modulation  (FM)頻率調(diào)制，調(diào)頻
frequency-offset-lock 偏頻鎖定
frequency-plane mask 頻面掩模片
frequency-sweep generator 掃描振蕩器
frequnecy spectrum 頻譜
frermi 費(fèi)密
frescanar  (frequency scanning radar)頻率掃描雷達(dá)
freshly-deposited aluminum 新鍍鋁
fresnel 菲涅耳
Fresnel annular zone objective 菲涅耳環(huán)帶物鏡
Fresnel approximation 菲涅耳近似
Fresnel biprism 菲涅耳雙棱鏡
Fresnel diffractino 菲涅耳衍射
fresnel diffraction 夫瑞奈繞射
Fresnel drag 菲涅耳牽引
Fresnel formula 菲涅耳公式
fresnel fringe 夫瑞奈條紋
Fresnel hologram 菲涅耳全息圖
Fresnel integrals 菲涅耳積分
Fresnel knife-edge test 菲涅耳刀口試驗(yàn)
Fresnel lens 菲涅耳透鏡
fresnel lenses 菲涅爾透鏡
fresnel loss 夫瑞奈損失
fresnel mirrors 夫瑞奈面鏡
Fresnel number 菲涅耳數(shù)
Fresnel reflectino 菲涅耳反射
fresnel reflection 夫瑞奈反射
fresnel reflection loss 夫瑞奈反射損失
fresnel reflection method 夫瑞奈反射方法
Fresnel rhombus 菲涅耳菱形棱鏡
Fresnel zone 菲涅耳波帶
Fresnel zone plate 菲涅耳帶片
Fresnel's biprism 菲涅耳雙棱鏡
Fresnel's diffraction 菲涅耳衍射
Fresnel's equation 菲涅耳方程式
Fresnel's zone contstruction 菲涅耳波帶法
Fresnel-Arago law 菲涅耳-阿喇戈定律
Fresnel-Kirchhoff diffraction formula 菲涅耳-基爾霍夫衍射公式
Fresnel-Kirchhoff intergral 菲涅耳-基爾霍夫積分
Fresnel-Kirchhoff theory 菲涅耳-基爾霍夫理論
Fresuel-transform holograms 菲涅耳變換全息圖像
friability 易碎性
friction (1)摩擦(2)摩擦力
friction coupling 摩擦聯(lián)軸節(jié)
frill (1)皺邊(2)皺紋
fring location 條紋定位
fring order 條紋級(jí)次
fringe (1)條紋(2)邊緣，鑲邊
fringe analysis 條紋分析
fringe contrast 條紋反差，條紋襯度
fringe counter 條紋計(jì)數(shù)器
fringe counting interferometer 條紋計(jì)數(shù)干涉儀
fringe follower 條紋讀出器
fringe intensity 條紋強(qiáng)度
fringe interpolation 條紋內(nèi)插法
fringe interpretation 條紋譯碼
fringe item 條紋件
fringe sharpness 條紋銳
fringe spacing 條紋間隔
fringe stability 條紋穩(wěn)定性
fringe visiblity 條紋可見度
fringes of equal chromic order 等色級(jí)條紋
fringes of equal inclinatino 等傾條紋
fringes of superposition 重疊條紋
fringing flux 邊緣通量
front aperture 前孔徑
front cell focusing 前格聚焦
front delevation 正視圖，前視圖
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 前焦點(diǎn)
front illumination 正面照明
front index plate 正面分度盤
front lens 前透鏡調(diào)焦
front lesn mount 前透鏡框
front light (1)正面光(2)前燈
front operating aperture 前工作孔徑
front operationaperture 前作業(yè)孔徑
front panel 面板
front sight 照準(zhǔn)框
front surface 前表面
front surface mirror 前表面鏡
front vertex focal distance 前頂焦距
front vertex focal distance  (FVD)前頂點(diǎn)焦距
front vertex power 前鏡頂屈光度
front view 前視圖，正視圖
front-cell focusing 前透鏡調(diào)焦
front-focometer 前焦距計(jì)
front-reflection 前反射
front-silvered mirror 前表面鍍銀反射鏡
frontiers 尖端科學(xué)
frosted bulb 磨砂燈泡
frosted glass 毛玻璃
frosted screen 毛玻璃屏
Frounhofer grating 夫瑯和費(fèi)光柵
frozedn stress 凍結(jié)應(yīng)力
frozen fringe 凍結(jié)條紋
frustrated total reflection 受抑全反射
frustrated total reflection filter 受抑全反射濾光器
fryer 彩色攝影照明器
fuchsin 品紅，洋紅
fuel 燃料
fulcrum 支點(diǎn)，支軸
full adder 全加法器
full aperture 全孔徑，全口徑
full aperture signal pin 最大光圈指示針
full curve 實(shí)曲線
full duration half maximum (FDHM)全輻射體
full electronic shutter 全電子快門
full line 實(shí)線
full radiator 全輻射體
full resolution pricture 高分辨圖像
full scale alue 滿刻度值
full scale deflection 滿刻度偏轉(zhuǎn)
full scale reading 滿刻度讀數(shù)
full sensitivity contrast 全靈敏度襯比
full shot 全景
full stripe 全帶
full view 全視圖，全景
full view hologram 全景全息圖
full wave compensator 全波補(bǔ)償
full wave rectifier 全波整流
full width at half maximum 半極大處全寬度
full width half maximum (FWHM)半極大處之全寬度
full-automatic 全自動(dòng)的
full-colour holography 全色全息術(shù)
full-colour image 全色圖像
full-duration (1)全部持續(xù)時(shí)間(2)全寬度
full-size 全尺寸的，最大尺寸，原尺寸
full-wave 全波
full-wave compensator 全波補(bǔ)償器
full-wave plate 全波片
full-wave rectification 全波整流
fully automatic 全自動(dòng)的
fully automatic diaphragm 全自動(dòng)光闌
fully coated photo lens 全鍍膜照相鏡頭
fully refelecting surface 全反射面
function (1)作用，功能(2)函數(shù)
function block 功能塊
function with circular symmetry 圓對(duì)稱函數(shù)
Functional ceramics 功能陶瓷
functional diagram 功能圖
functional element 功能元件
fundalmental series 基線系
fundamental (1)基本的(2)原理，基礎(chǔ)
fundamental axial mode 基軸模
fundamental frequency 基頻
fundamental function 基本功能
fundamental method of measurement 基本測(cè)量法
fundamental mode 基模
fundamental relaxation 基本弛豫
fundamental transition 基本躍遷
fundamental transverse mode 基橫模
fundamental unit 基本單位
fundamental wave 基波
fundus camera 眼底照相機(jī)
fundus oculi 眼底
fungus 微菌
furnace (1)爐(2)反應(yīng)堆
furnace spectrum 爐光譜
fus (=fuze)(1)熔絲，保險(xiǎn)絲(2)熔斷器(3)引信
fuse 保險(xiǎn)絲
fuse wire 熔絲，保險(xiǎn)絲
fused alumina 熔成氧化鋁磨料
fused arrays of fibers 光纖熔凝陣列
fused bifocal 熔合雙焦點(diǎn)透鏡
fused quartz 熔成石英
fused silica glass 石英鏡片
fused silical cavity 熔成氧化硅共振腔
fused silioa substrate 熔成氧化硅基質(zhì)
fuselagge 殼體，機(jī)身
fusibility (1)熔性(2)熔度
fusible point 熔點(diǎn)
fusing 熔礙
fusion (1)熔解(2)熔接(3)聚變
Fusion and stereoscopic target 視覺融合及立體鏡之目標(biāo)物
fusion diagonstics 熔接診斷學(xué)
fusion frequency 熔接頻率
fusion splice 熔接
fusion target 聚變靶
fusion target plasmas 聚變靶等離子體
fusionfacility 聚變裝置
fuze (1)熔絲，保險(xiǎn)絲(2)熔斷器(3)引信
fuze beam incidence 引信光束入射
fuze discrimination 引信鑒別
fuzzines 不清晰，模糊
fx screw 固定螺釘