spontaneous scattering 自发散射spontaneous spectrum 自发光谱spontaneous transition 自发跃迁spool (1)胶卷轴，片轴(2)片盘spot (1)点，斑点(2)光点(3)太阳黑子spot assuming geometrical optics 光点几何学spot comparism exposure meter 比光点曝光计spot dancing 斑点跳动spot definition 斑清晰度spot diagram 点列图（一种象质评价方法）spot diameter 光斑直径spot light (1)点光源(2)聚光灯(3)车灯spot lighting 点(光源)照明，局部照明spot meter (小取光角)反射式曝光表spot scanning 光点扫描spot size 光斑大小spot-size resolution 光点尺寸分辨率spoted 有斑点的spotting (1)配置(2)确准位置(3)钻定心孔spotting scope 射弹观测镜spotting tool 定中心工具spotty (1)多斑点的(2)不均匀的spotwelding 点焊spray (1)喷射，喷雾(2)喷雾器spray gun 喷枪spray metal coating 喷镀金属法spray silvering 喷镀银sprayer 喷雾器spraying 喷涂，溅射spraying nozzle 喷嘴spread (1)扩展，分布(2)涂敷spread function 扩展函数，分布函数spread lens 扩展透镜spring (1)弹簧(2)发条spring bow 弹簧弓spring buffer 弹簧缓冲器spring clip 弹簧夹spring coil 弹簧圈spring cotter 弹簧制销spring dividers 弹簧两脚规，弹簧分线规spring lock washer 弹簧销紧垫圈spring packing ring 弹性垫圈spring resonance 弹簧共振spring retaining ring 弹性扣环spring-driven film advance 发条驱动卷片springing (1)弹动(2)弹簧装置sprocket gear (wheel) 链轮spun glass 玻璃丝，玻璃纤维spur (1)刺激物(2)迹（矩阵的）spur bevel gear 正齿伞齿轮spur gear 正齿轮spur of matrix 矩阵迹spur pinion 正小齿轮spur type 正齿式，直齿式spur wheel 正齿轮spurious (1)假的，乱真的(2)寄生的spurious capacitance 寄生电容spurious coupling 寄生耦合spurious distortion 假畸变，乱真畸变spurious emission 乱真发射spurious image 杂光象spurious lock 假锁定spurious oscillation 乱真振荡spurious pattern 杂光图样spurious pulse 乱真脉冲spurious radiation 乱真辐射spurious range measurement 假距离测量spurious resolution 伪分辨率spurious response 假响应spurious spectra 伪谱线spurious spectral line 伪谱线sputnik 人造卫星sputter etching 溅射蚀刻sputtered dielectric film 溅射介质薄膜sputtered film 溅射薄膜sputtering 溅射sputtering equipment 溅镀设备spyglass 侦察望远镜square (1)正方(形)(2)平方(3)直角尺square array (正)方陈列square bolt 方螺栓square detector 方形探测器square endplate 方形端板square law 平方律square mesh 平方形网路square modulation 方波调制square pulse 矩形脉搏square reflector 矩形反射器square ring laser 正方环形激光器square root 平方根square wave 方波square wedge 平方根光楔square-end nicol prism 方头尼科正棱镜square-net embossing 方形网式透镜栅square-wave contrast transfer function 方波对比传递函数square-wave target 方波靶squareness 垂直度squarer (1)平方器(2)方形脉冲发生器squib 导火管，爆管squill vice cc 形夹squint (1)斜视角(2)两波束轴间夹角(3)窥视窗squitter 间歇寄存器stability (1)稳定性(2)稳定度stability of resonator 共振腔稳定性stability rule 稳定性定则stabilization 稳定化stabilization processing 稳定处理stabilize (1)稳定(2)老化stabilized arcs 稳定电弧stabilized binocular 稳定双眼望远镜stabilized light sources 安定化光源stabilized optical system 稳定光学系统stabilized retinal image 稳定视网膜象stabilizer (1)稳定器(2)稳定剂(3)稳压器stabilizer bath 稳定浴stabilotron 稳辐管stable equilibrium 稳定平衡stable laser 稳压激光器stable mode-locking 稳定锁模stable multipass fabry-perot interferometer 透定多通法布里–珀罗干涉仪stable oscillation 稳定共振腔stack (1)堆积(2)叠式存储器stacked integrated circuit 叠层集成电路stadia (1)视距，准距(2)视距仪stadia addition constant 视距加常数stadia constant 视距常数stadia factor 视距因数stadia hairs 视距丝stadia line 视距线stadia method 视距(测量)法stadia metric range finder 视距测距仪stadia multiplication constant 视距乘常数stadia range finding 视距测量stadia rod 视距标杆stadia scale 视距标尺stadia survey 视距测量stadia telescope 视距望远镜stadia transit 视距径纬仪stadia transit survey 视距径纬仪测量stadia wedge 测距光楔stadia wires 视距线stadimeter 视距计stage (1)台(2)级(3)阶段stage micrometer 台(式)测微计stage number 级数staged laser 级联激光器staged laser heating 分级激光加热stagewise 阶梯的stagger 交错，参差staggered 交错的，参差的staggered circit 参差电路staggered scanning 隔行扫描staggered tuning 参差调阶staggered-tooth double-helical gear 交错齿人字齿轮staggering 参差调阶stagnant film 滞膜stagnation 滞止stain (1)污点，污斑(2)锈(3)彩色(4)着色剂，染色剂stain image 污象stained glass (1)彩画玻璃(2)冰屑玻璃staining (1)弄污(2)着色(斑)，(玻璃)腐蚀斑staining reagent 着色试剂stainless 不锈的stainless steel 不锈钢staircase deflection 阶梯式偏移staircase maser 阶梯式微波激射器stamping (1)冲压(2)冲压制品stand (1)座，台(2)架stand-by 备用(的)stand-off ratio 分压比(单结晶体管内的)standard (1)标准(2)标准器(3)标准的(4)机架standard atmosphere condition 标准大气条件standard atmosphere pressure 标准气压standard blackbody source 标准黑体源standard block ga(u)ge 标准块规standard candle 标准烛光standard colormixture curve 标准色混合曲线standard colo(u)r chart 标准色谱standard deviation 标准偏差standard equipment (1)标准设备(2)标准附件standard error  (s.e.)标准误差standard ga(u)ge (1)标准规(2)标准计standard illuminant 标准光源standard irradiance 标准辐照度standard lamp 标准灯standard lens 标准镜头standard light sources 标准光源standard luminosity function 标准发光度函数standard mandrel 标准心轴standard meridian 标准子午线standard of flatness 平面度基准standard refraction 标准折射standard source 标准(光)源standard speciamen of surface roughness 表面粗度标准样板standard specification 标准规范，标准技术条件standard temperature and pressure 标准温度和压力standard unit 标准单位standard wavelength 标准波长standard wire ga(u)ge  (s.w.g.)(英国)标准线规standard/stabilized light sources 量测用标准光源standardization 标准化standardized 标准化的standardized component 标准化部件standing wave 驻波，定波standing-wave detector 驻波检测器standing-wave feature 驻波的特性standing-wave field 驻波场standing-wave laser 驻波激光器standing-wave ratio 驻波比star (1)星(2)恒星star and sky simulator 星天模拟器star connector 星形连接器star coupler 星形耦合器star detector 星形探测器star illuminance 星光照度star photon number 起始光子数star sensor assembly 星光传感装置star spectrum 星光光谱star test 星点检验star tracker 星体跟踪器stark active cavity 斯塔克激活腔stark broadening 斯塔克效应stark effect 斯塔克效应stark inducec frequency shift 斯塔克感生频移stark quantum beat 斯塔克量子拍频stark shift 斯塔克位移stark spectroscopy 斯塔克光谱学stark splitting 斯克裂距stark tuned laser 斯塔克效应调谐激光器starlight 星光starlight scope 星光仪start button 起动按钮start-stop scanning 起止扫描start-tracking telescope 星体跟踪望远镜start-up system 起动系统starter (1)起动器，起动装置(2)发射装置(3)点火极starter control gate 起动控制门starting 起动starting current 起动电流starting device 起动装置starting impulse 起动脉冲starting point 起动点starting position 起动位置starting sequence 起动顺序starting switch 起动开关starting taper 导锥starting voltage 起动电压state (状)态state at negative temperature 负温度状态state verification 国家鉴定state-of-the-art 现代技术的states and energy levels of atom 原子的态和能级static balance 静力平衡static characteristic 静态特性(曲线)static charge 静电荷static check 静态检验static control 静态控制static crossed-field electron multiplication 静态交叉场电子倍增static electricity (1)静电(2)静电学static equilibrium 静力平衡static error 静态误差static field device 静(磁)场器件static friction 静磨擦static performance 静态特性static photomultiplier 静态光电倍增管static stability 静稳定性static tracking error 静态跟踪误差staticon (1)光导电视摄像机(2)视像管，静像管static(al) 静止的，静态的station (1)站，台(2)电台(3)观测站，观测点stationarity 稳定性stationary 固定的，稳定的stationary center 固定顶尖，稳定顶心stationary fit 静配合，紧配合stationary laser oscillator 稳态激光振荡器stationary mirror 固定反射镜stationary mode 驻波型stationary noise 稳态噪声stationary phase 稳相stationary self-focusing 稳态自聚焦过程stationary state 稳态stationary stochastic process 平稳随机过程stationary stop 固定止块stationary wave 驻波，定波stationary wave absorption measurement 驻吸收测量statistical analysis 统计分析statistical brightness gain 统计亮度增益statistical coding 统计碥码statistical distribution 统计分布statistical dynamics 统计动力学statistical fluctuation 统计脉动statistical mean information 统计平均信息statistical noise 统计噪声statistical parameter 统计参数statistical process 统计处理statistical property 统计特性statistical test 统计检验statistical weight 统计权重statistical weight factor 统计权重因数statisticalwieght of level 能级统计权重statistics 统计学stator (1)定子(2)定片statunits 厘米–克–秒(c.g.s)静电制单位statvolt 静电伏特（静电制电压单位，等於300伏特）stay 拉线steadiness 稳定性，均匀性steady 稳定的，稳固的steady center rest 固定中心架steady load 稳定载steady persistence 长(时间)余辉steady recombination laser 稳态复合激光器steady resistance 稳流电阻，镇流电阻steady state 稳(定状)态steady-state mode 稳态模steady-state mode distribution 透态模分布steady-state mode exciter 稳态模激发器steady-state oscillation (1)稳态振荡(2)稳态撼动steady-state pulse 稳态脉冲steady-state self-focusing 稳态自聚焦steady-state solution 透态解，定态解steam 蒸气stearic acid layer 硬脂酸层steel 钢steel angle 角钢steel band 钢带steel bar 钢条steel belt 钢带steel scale 钢尺steel square 钢角尺steel tape 钢卷尺steeple head rivet 尖头铆steepness 陡度steering (1)控制，操纵(2)转向steering apparatus 转向装置steering arm 转向臂steering axle 转向轴steering clutch 转向离合器steering error 转向误差stefan-boltzmann constant 斯忒藩–玻耳兹曼常数stefan-boltzmann law 斯忒藩–玻耳兹曼定律stellar 天体的，星体的stellarator 仿星器steller background 星体背景steller field background 星场背景steller illuminance 恒星光照度steller interferometer 恒星干涉仪steller irradiance measurement 星体辐照度测量steller light 星光steller parallax 恒星视差steller photometry 星体光度学steller radiation 星体辐射stem (1)杆，柄(2)心柱（电子管子）step (1)踏板(2)轴瓦(3)步(4)级(5)阶跃step bearing 踏板轴承step change 有级变速，阶段变速step function 阶跃函数，阶梯函数step ga(u)ge 光阶规step height interferometer 阶跃高度干涉仪step junction 阶跃结，突变结step lens 阶梯透镜，分步透镜step micrometer 阶梯型测微计step motor 步进电动机step sector 阶梯(减光)扇形板step sttenuator 阶梯衰减器step wedge (1)阶跃式光楔(2)步进式光楔step-and-repeat camera 分步重复照相机step-by-step 步进式step-by-step account 逐步计算法step-by-step carry 逐位进位step-by-step excitation 逐步激发step-by-step process 逐步(变换)程序step-by-step variable gear 多级变速齿轮step-by-step variable speed transmission 多级变速传动装置step-index fiber 阶跃折射率(光学)纤维step-input 阶跃输入step-type 级形的，步进式的stepless 无级的stepless change 无级变速，连续变速stepped 级形的stepped bore 级形孔stepped filter 阶梯滤光器stepped lens 阶梯透镜，分步透镜stepped sector 阶梯遮光板stepped slit 阶梯狭缝stepped waveguide 阶梯形波导stepped weakener 阶梯减光板stepping motors 步进式马达stepwise laser excitation 逐步激光激发sterad 球面度（立体角单位）steradian  (ster)立体弧度，球面度（立体角单位）stere 立方米stereo (1)立体(2)立体声的(3)立体照片(4)体视镜(5)铅板stereo base 体视基线stereo camera 立体照相机stereo display 立体显示stereo microscopes 双眼实体显微镜，立体显微镜stereo perception 立体感学，体视感stereo range finder 体视测距仪stereo reticle 立体分划板stereo-image 立体像stereo-isomerism 立体异构(现象)stereo-orthopter 体视矫正器stereo-radiography 立体放射线摄影术stereoacuity 体视锐度stereoautograph 体视绘图仪stereochemical 立体化学的stereochemistry 立体化学stereocomparagraph 立体座标测图仪stereocomparator 立体座标量测仪，体视比较仪stereoeffect 立体效应，体视效应stereogoniometer 体视量角仪，立体量角仪stereogram (1)立体图(2)立体照相(3)极射(赤面投影)图stereograph 立体照片stereographic projection 立体照片投影，极射赤面投影stereography 立体摄影术stereoisomer 立体异构体stereoisomeride 立体异构体stereomer 立体异构体stereomeric 立体异构的stereomeride 立体异构体stereometer (1)体积计(2)比重计stereometry (1)立体几何学(2)体积测量学stereomicrometer 体视测微计stereomicroscope 立体显微镜，体视显微镜stereomicroscopy 体视显微术stereoocampimeter 体视目场计stereopantometer 立体经纬测角仪stereophenomenon 体视现象stereophonic 立体声的stereophonic broadcast 立体声录声stereophonic disk 立体声唱片stereophonic recording 立体声录声stereophonic television 立体声电视stereophony 立体声学stereophotogrammetric survey 立体摄影测量stereophotogrammetry 立体摄影测量术stereophotograph 立体照片stereophotomicrograph 立体显微照片stereophotomicrography 立体显微摄影术stereophototopography 立体摄影地形测量学stereophtography 体视照相术stereopicture 立体图像stereoplanigraph 精密立体测图仪stereoplotter 立体绘图仪stereopsis (立)体视(觉)，立体观察stereopsis measuring instrument 立体感测量器stereopticon 立体幻灯机stereoptics 立体光学，立体摄影光学stereoscan 体视扫描stereoscan photograph 体视扫描照片stereoscope 立体镜，体视镜stereoscope picture 体视相片stereoscopic 立体的，体视的stereoscopic acuity 体视锐度stereoscopic camera 立体摄影机stereoscopic contact 体视对准stereoscopic effect 体视效应stereoscopic film 立体电影stereoscopic microscope 体视显微镜stereoscopic motion picture 立体电影stereoscopic photography 立体照相术stereoscopic power 体视率stereoscopic range 体视范围stereoscopic range finder 体视浈距仪stereoscopic telescope 立体望远镜stereoscopic viewer 立体镜，体视镜stereoscopic vision 立体视觉stereoscopy 体视学stereosimplex 简单立体测图仪stereotaxic apparatus 立体定位器stereotelemeter 立体测距仪stereotelescope  体视望远镜stereoscopic telescope 体视望远镜stereotelevision 立体电视stereotheodolity 立体经纬仪stereotome 立体图片册stereotype 铅印刷stereoviewer 立体镜，体视镜stereovision 立体视觉stereozoom 连续变焦立体显微镜stibic-fluorane 锑–荧烷（荧光素）stibium  (sb)锑stick antenna 棒形天线stick machine 木棒抛光机stiffening rib (1)钢筋(2)加强筋stiffness 劲度，刚度stigma (1)气门(2)斑点，瑕疵stigmatic imaging 共点成像stigmatic system 共点系统stigmatio 共点的（光束）stigmatoscope 共点显示器stilb 熙提（亮度单位，每位方厘米1烛光）stiles-crawfood effect 斯太耳斯–克劳福德效应still camera 静物(普通)照相机stimulated 妥激的stimulated brillouin scattering 受激布里深渊散射stimulated emission 受激发射stimulated radiation 受激辐射stimulated raman pumping 受激喇曼抽运stimulated rayleigh win scattering 受激瑞利翼散射stimulated rman scattering 受激喇曼散射stimulated scattering 受激散射stimulated threshold 受激阈stimulated transition 受激跃迁stimulating action 受激作用stimulating optical field 受激光场stimulation (1)刺激，激发，激励(2)(荧光)增强stimulation level 刺激级stimulator (1)激活剂(2)激发器stimulus (复数:stimuli)(1)刺激(2)色质stirring 搅动stn super  tn超扭转向列stochastic 随机的stochastic input 随机输入stochastic noise 随机噪声stochastic process 随机过程stochastic signal 随机信号stochastic variable 随机变量stock (1)台，座，架(2)鑕柄(3)库存品stoichiometric 化学计量的stoichiometry 化学计量法stokes line 斯托克斯谱线stokes parameter 斯托克斯参数stokes radiation 斯托克斯辐射stokes theorem 斯托克斯定理stokes transition 斯托克斯跃迁stokes-raman scattering 斯托克斯–喇曼散射stolz stop 斯托耳兹光阑stool plate 垫板stop (1)停止，阻止(2)制动器(3)光阑(4)档stop bath 定影液stop button 制动按钮stop dog 止动器stop mechanism 制动机构stop position 光阑位置stop ring 止环stop scale 光阑刻度(盘)stop setting 光阑调整stop value (1)光阑值(2)断流值stop watch 停表，秒表stop-go-sign 红绿灯stopband 阻带，抑止带stoppage 停止，阻塞stopper (1)塞子(2)制动器(3)止环stoppet (螺纹)塞stopping 制动stopping effect 抑制效应storable 可存储的storage (1)存储(2)存储器storage battery 蓄电池，蓄电瓶storage capability 存储容量storage display tube 存储显示管storage light amplifier 存储光放大器storage mosaic 存储镶嵌storage tape 存储磁场storage tube (图像)存储管store (1)存储(2)存储器stored hologram 存储全息图storer 存储器strabismus 斜视（眼）straddle attachment 跨装附件straight 直的，直线的straight axle 直轴straight ball-guide 直线滚珠导轨straight channel multiplier 直通道式倍增器straight edge 直棱(边)straight eyepiece 直视目镜straight gear 直齿轮straight guide 直导轨straight lamp 直管灯straight line 直线straight reciprocating motion 直线往复运动straight roller bearing 普通滚柱轴承straight scale 直尺straight slit 直缝straight up-and-down filament 锯齿式灯丝straight-teeth bevel gear 直齿伞齿轮straight-teeth gear 直齿轮straight-tube telescope 直管式望远镜straightening 校直，调直straightness 平直度，直线性straightness of line of sight 瞄准线，平直度strain (1)胁变，应变(2)拉紧strain tensor 胁变张量，应变张量strain viewer 胁变观察仪，应变观察仪strain-free objective 无应变物镜strain-ga(u)ge 胁变规，应变规strain-optical coefficient 胁变光系数，应变光系数strainer (1)滤器(2)筛strainmeter 胁变计，应变计strand (1)股（线）(2)多股心绞线strangeness 奇异性strap (1)带(2)搭接片strata (复数:stratum)(1)层(2)地层(3)同温层stratification (1)分层(2)层次化stratified fiber 叠层纤维stratified medium 累层煤质stratigramx 射线分层图stratochamber 高空实验室stratography 目层分离法stratoscope 同温层观察镜stratosphere 同温层，平流层stratospheric aerosol 同温层浮悬体stratospheric gas 同温层气体stratospheric halogen compound 同温层卤素化合物stratum (复数:strata)(1)层(2)地层(3)同温层stratus 层云stray capacitance 杂散电容stray light (1)杂光(2)漫射光stray magnetic field 杂散磁场stray radiance 漫射光亮度stray radiant energy 漫射辐射能stray signal 寄生信号stray wave 杂散波strays 杂散电容，寄生电容streak 条纹，纹影streak camera (1)高速扫描摄影机(2)闪光照相机stream 流streamer 流光streaming birefringence 流动streamline (1)流线(2)流线型streamlined 流线型的strength 强度strength of illumination 光照强度stress 胁度，应力stress tensor 胁强张量，应力张量stress-optic constant 胁强光学常数，应光学常数stretch 展开，伸延stretch circuit (脉冲)展宽电路stretch-out view 展开图stretched-out spectrum 展宽光谱stretcher 展宽器stretching vibration 弹性振动striae-free 无条纹的striae-free glass 无条纹玻璃striaescope 条纹显示器striated pattern (1)条纹图样(2)线性光栅striation (1)辉纹(2)条纹striction 紧缩strictional self-focusing 紧缩自聚焦stride level 跨式水准仪striking angle 入射角string (1)带，带子(2)弦striograph 影像图strioscope 微通道镜strip camera 条辐式(航空)照相机strip chart 带状记录纸strip loaded waveguide 带状负载波导strip mirror 带状镜strip-film camera 条状胶片摄影机stripe (1)条纹(2)镶条(3)色条stripe laser resonator 条状激光共振腔stripe mirror 条状镜stripe waveguide 条状波导stripe-geometry double-hetero-structure 条状双异质结构stripe-geometry injection laser 条状注入式激光器striplight 带状灯stripline 带状线stripline radiator 带状辐射器strobe (1)频闪观测仪(2)频闪放电管strobe lamp 频闪灯strobodome 频闪罩stroboscope 频闪观测器stroboscopic 频闪的stroboscopic flash source 频闪闪光源stroboscopic interferencer holography 频闪干涉全息照相术stroboscopic interferometry 频闪干涉量度学stroboscopic light sources 闪光光源stroboscopic technique 频闪技术strobotron 频闪管stroke (1)行程，冲程(2)撞击(3)笔划stroke method character generator 笔划法字符发生器strong absorption 强吸收strong mode 强模strong-line approximation 强(谱)线近似strontium  (sr)锶strontium postasium noobate 铌酸钾锶strontium tianate 钛酸锶structure (1)结构，构造(2)组织（金属的）structured pulse 整形脉冲stub (1)短线(2)残端stub axle 短轴，耳轴stub gear tooth 短齿轮齿，短齿stud 双头螺柱，柱螺栓stud bolt 双端螺柱，柱螺栓student microprojector 学生用显微投影仪student microscope 学生用显微镜studio (1)照相室(2)摄影场(3)演播室stuff (1)材料，原料(2)资料(3)织品stuffing 填料stylus (1)唱针(2)记录针styrene-acrylonitrile 茉乙烯丙烯青sub-audible 亚声频的sub-band 次能带sub-branch 次分支sub-hologram 亚全息图，子全息全图sub-kev 亚千电子伏sub-multiple 因数，约数sub-multiple angle 等分角sub-wavelength grating 次波长光栅subassembly (1)组件，部件(2)局部装配subatmospheric discharge 亚大气放电subcarrier fm-cw laser ranging 连续波副载波调频激光测距subcarrier wave 副载波subcircuit 支(电)路subcooling 加热不足subcritical 亚临界(态)的subcriticality 亚临界度subdamage 正损伤subdeterminant 子(行列)式subdued light 柔光subepitaxial 亚外延的subfringe 亚条纹subfringe technique 亚条纹技术subharmonic 分谐波的subharmonic oscillator 分谐波振荡器subharmonic phase modulation 分谐波相位调制subharmonics 分谐波subject brightness range (摄影)目标亮度范围subject distance (摄影)目标距离subject wave 主体波subjective colour 主观色subjective error 主观误差subjective measurement 主观测量subjective photometer 直观光度计sublevel 支能级，次能级sublimate 升华物sublimated phthalocyanine 升华太花青（染料）sublimation 升华的subliminous star 低光度恒星sublinear 亚线性的submaine periscope 潜艇潜望镜submatrix 子(矩)阵submicrogram 亚微克submicron 亚微粒子submicroscopic 亚微观的submicroscopic pinholes 亚微观针孔（星点板上的小孔）submillimeter 亚毫米submillimeter wave 亚毫米波submillimeter-wave laser 正毫米波激光器submineering 超小型工程subminiature camera 超小型照相机subminiaturization 超小型化subnanosecond 亚纳秒，亚毫微秒subnanosecond fluorescence 亚纳秒荧光subnanosecond laser pulse 亚纳秒激光脉冲suboptical diffraction pattern 亚光频衍射图样suboptical frequency 亚光频subpicosecond pulse 亚皮秒脉冲，亚微微秒脉冲subpicosencond 亚皮秒，亚微微秒subpower 非总功率subprogram 子程序subroutine 子程序subset 子集subshaft 副轴，纵轴subshell 亚壳层，支壳层subsidence 沉降subsidiary optical system 附加光学系统subsonic 亚声速的substage (1)工作台(2)载物台substage condenser 台式聚光器substance (1)物质(2)实质substandard 副标准的substandard film 窄(电影)胶片（16毫米以下）substate 亚态，亚态态substitution 替代，代入substrate (1)衬底(2)基片substrate reflection polarizer 基片反射偏振器substratosphere 亚同温层，亚平流层substructure 子结构subsystem 视差角，对向角subtable 小工作台subtense 弦，对边subtense angle 辅助系统，子系统subtense bar 视距尺subthreshold behavior 次阈值性能subthreshold response 次阈值响应subthreshold spectrum 次阈值光谱subtitling film 小字幕电影subtraction 减，减法subtraction of image 图像减法处理subtractive color mixture 减色混合subtractive color process 减色法subtractive complementary colors 减补色subtractive filter 减色滤光片subtractive mixture of colours 减色混色subtractive primaries 减原色subtractor 减法器subwave 子波subwavelength focused light beam 子波长聚焦光束successive approximation 逐次近似法successive holographic summation 连续全息叠加successive line 连续谱线successive transformation 递次变化sucker 吸管suction (1)吸取(2)吸气sufficient approximation 充分近似法suhl-type maser 苏耳型微波激射器suitability 适合性sulfation 硫化现象sulfide 硫化物sulfur  (s)硫sulphate 硫酸盐sulphide 硫化物sulphide phosphor 硫化物磷光体sulphur  (s)硫sulphur hexafluoride 六氟化硫sulphur laser 硫激光器sulphur sensitization 硫敏sulphuric-acid 硫酸sulphuric-acid battery 硫酸蓄电池sulphurizing 硫化sum 和，总数sum frequency 和频sum frequency generation 和频振荡sumlamp 日光灯，太阳灯summary counter 累加计数器summation 累加，求和summation actinometer 累积露光表summation law 累加定律summer 加法器summit 顶点，最高峰sump (1)池，槽(2)贮槽sun and planet gear 行星齿轮sun glass 遮光玻璃，有色玻璃sun glasses 太阳墨镜sun illuminated cloud bright ness 日照云层亮度sun pillar 日柱sun sensor assembly 太阳敏感装置sun tracking concentrator 太阳跟踪聚能器sun-pump (1)日光抽运(2)日光泵sun-pumped laser 日光抽运激光器sunalux glass 透紫外(线)玻璃sunblazer 太阳探测器sung fit 适贴配合sunk head rivet 埋头铆钉sunk key 埋头键sunlight 日光，太阳光sunlight transimission systems 太阳光传送系统sunshade 遮日罩sunshine 日照sunspot 太阳黑子super angulon lens 超安古龙镜头super death-ray 超死光super emitron 移像光电摄像管super mode laser 超模激光器super-orthiscon 超正析像管super-radiation 超辐射super-radiator 超辐射器super-regeneration 超再生super-resolution 超分辨率super-sensitive 超灵敏的super-wide-range camera 超广角照相机superachromatic lens 超消色差透镜superbright 超亮(的)superbroadening 超展宽superconducting bolometer 超导测辐射热器superconducting material 超导材料superconducting memory array 超导存储阵列superconducting state 超导态superconducting thin film 超导薄膜superconductivity 超导(电)性superconductor 超导(电)体superconductors 超导电体supercooling 过冷supercriticality 超临电流superfine structure 超精细结构superfinish 超精加工superfluid 超流体superfluidity 超流(动)性superfluorescence 超荧光superfluorescent 超荧光的supergain 超增益supergain antenna 超增益天线superheat 过热superheater 过热器superheterodyne 超外差superheterodyne receiver 超外差接收机superheterodyne spectrometer 超外差分光计supericonoscope (1)超光电摄像管(2)移像式光电摄像管(3)复式光电摄像管superimposed hologram 叠置全息图superimposed image 重叠图像superimposed point sources 重叠点(辐射)源superior mirage 上现蜃景，上蜃景superisocon (1)分流正摄像管(2)移像式摄像管superlaser (1)高能激光(2)高能激光器superlattice 超(晶体)格子点阵superlinear 超发光superluminescence 超发光superluminescent 超发光的superluminescent diode 超发光二极管supermalloy 超透磁合金supermicroscopic (1)超显微的(2)超显微镜的supermode competition 超模竞争supermode generator 超模发生器supermode technique 超模技术superperformance 特异功能superpolishing 超级抛光superposed-image 重(叠)像superposition (1)叠置(2)叠加superposition fringes (多光束)叠加干涉条纹superposition integral 叠加积分superposition principle 叠加原理superpower (1)超功率管(2)超功率的superpower laser 超功率激光器superpressure 超压superradiance 超辐射superradiant emission 超辐射发射supersaturation 过饱和superscope 超宽银幕superscript 上角标supersonic 超声波的，超声速的supersonic flow nozzle 超声速喷嘴supersonic wave 超声波superspeed 超高速supersurface film 表外膜superthermal electron 超热电子superthreshold 超阈值supervisor (1)控制器，监控器(2)检查员supervoltage 超高压superweak luminescene 超微弱发光supplement (1)增补(2)补码(3)补角supplemental trimming filter 辅助微调滤光片supplementary angle 补角supplementary condition 补充条件，附加条件supplementary lens 附加透镜supplementary waves 附加波supply (1)供应，输送(2)电源supply oscillator (1)信号源(2)信号发生器supply spool 供片盒support (1)支架(2)底座(3)光学座support film 片基supporter 支架supporting axle 支承轴supporting base 支承基座suppressed carrier optical modulation 抑制载频光学调制suppressed total reflection 受遏全发射suppression (1)抑制(2)熄灭suppression circuit 抑制电路suppressor 抑制器，抑制栅suppressor grid 抑制栅极surface 表面，面surface active agent 表面活性剂surface analyzer 表面光洁度分析仪surface breakdown 表面击穿surface colour 表面色surface damage 表面损伤surface defect 表面缺陷surface diffusion 表面扩散surface element 表面(积)元surface error 表面误差surface finish (1)表面光制(2)表面光洁度surface gauge 平面规surface hardening 表面硬化，表面淬硬surface inspection gauge 表面检查仪surface layer 表面层surface migration 表面徙动surface mirror 前置透镜surface of emission 发射面surface of equal diffusion 等漫射面surface photoelectric effect 表面光效应surface plate (1)平台，平板(2)划线台surface power (镜片)表面折光度，表面折光力surface rightness 表面亮度surface roughness 表面粗糙度surface scratch 表面划痕surface source 表面态surface tension 表面张力surface testing instrument 表面检查仪surface wave 表面波surface-alloy phototransistor 表面合金光电晶体管surface-finish indicator 表面光洁度显微镜surface-flatness checker 表面平直度检查器surface-pumping laser 面抽运激光器surface-recombination rate 表面复合率surface-reflexion camera 表面浮雕(胶片漂白)法surfacing 表面修整，表面平整surge (1)冲动(2)电涌surge absorber 电涌吸收器surge impedance 电涌阻抗surge voltage 电涌电压surgical (operation) microscope 手术显微镜surphon 表面声子surplus factor 剩余因子surveillance 监视surveillance device 监视装置，警戒装置surveillance mirror 观测镜survey (1)测量(2)检查surveying 测量surveying camera 测量照相机surveying compass 测量罗盘surveying instrument 大地测量仪器surveying system 测量系统surveyor's level 测量水准仪surveyor's transit 测量经纬仪survival 残存物susceptance 电纳susceptibility (1)磁化率(2)灵敏度susceptor (1)感受器(2)基座suspended particle 悬浮粒子suspender 吊钩，吊丝suspension 悬浮suspension system 悬置系统sustained wave 持续波sustatiner-pumped laser 持续抽运激光器sweep 扫描sweep optical square 平面扫描仪，扫描式光学直角头sweep-initiating pulse 扫描起始脉冲sweep-out effect 膨润效应swelling effect 扫出效应swept-focus 扫描焦点swing (1)摆幅(2)摆动swing arm 摆臂swing back (照相机)摇後背swing cam 摆动凸轮swing wedge 摆动光楔swing-in-mirror 摆动反射镜swirl (1)涡动(2)涡流switch 开关，电键switch board 配电盘，配电板switch box 闸盒switch capsule 开关盒switch value 转换阀switch-in 接入，接通switcher 转换开关switchgear 开关装置switching algebra 开关代数switching angle 开关角switching time 开关时间switching-off 断开switching-on 接通switching-out 断开switch(ing)-over 换向，转换swivel slide 旋转滑板swivel table 回转工作台swiveling 旋转sylvaine 氯化钾(kci)，钾盐sylvatron 电光管symbol 符号，记号symbolic code 符号码symbolism 符号表示法symcenter 对称中心symmetrical 对称symmetrical all-dielectric interference filter 全介质对称干涉滤光片symmetrical astigmatism 对称像散symmetrical camera lens 对称型(照相)镜头symmetrical combination of films 对称组合膜系symmetrical confocal geometry 对称共焦几何symmetrical coordinate 对称座标symmetrical copying objective 对称型复制镜头symmetrical doublet lens 对称式双组镜头symmetrical effect 称效应symmetrical eyepiece 对称目镜symmetrical lens 对称透镜symmetrical object glass 对称物镜symmetrical parafocusing arrangement 对称仲聚焦装置symmetrical resonator 对称共振器symmetrical seemann-bohlin camera 对称塞曼–玻林照相机symmetrical wave 对称波symmetrical wide-angle objective 对称广角物镜symmetric(al) 对称的symmetroid 对称曲面symmetry 对称(性)syn-stretching 同步(脉冲)展宽sync 同步synchro (1)同步(2)同步机synchrocyclotron 同步回旋加速器synchromesh 同步啮合synchromesh type transmission 同步变装置synchronism (1)同步性(2)声画同步，口型吻合（电影）(3)同期性synchronization (1)同步(2)同期synchronization error 同步误差synchronized shutter 同步快门synchronizer 同步器，同步装置，整步器synchronizing frequency (传真)同步频率synchronizing mode-licked 同步锁模synchronous 同步的synchronous pulsed holography 同步脉冲全息术synchronous tunable picosecond laser 同步可调皮（微微）秒激光器synchronously demodulation 同步解调synchroscope 同步示波器synchrotron 同步加速器synclastic curvature 同向曲率synergtics 协同学syngony 晶系synthesis method 综合法synthesis of polymers 高分子合成synthesis wave 合成波，综合波synthesis (复数:syntheses)综合，合成synthesized aperture 合成孔径synthesized birefringent network 合成双折射网路synthesizer 综合器，合成器synthetic birefringence 综合双折线synthetic cement 合成胶synthetic eye 人造眼synthetic focused imaged hologram 综合聚焦像全息图synthetic hologram 综合全息图synthetic quartz 人造石英synthetic resin 合成树脂synthetic rubber 合成橡胶synthetic ruby 合成红宝石synthetic single crystal 合成单晶synthetic-aperture 合成孔径synthetic-aperture optics 综合孔径光学synthetic-aperture radar 综合孔径雷达synthetics 合成物质synthetic(al) 合成的，综合的syntony 调谐syphon (1)虹吸管(2)虹吸(现像)syren 警报器system (1)制(度)(2)系统，体系(3)装置(4)晶系system analog 系统模拟system deviation 系统偏差system function 系统函数system noise 系统噪声system of axes 轴系system of coordinates 座标系system of quantities 量制system of units 单位制system spectral bandpass 系统光谱带通system spectrum 系统光谱systematic error 系统误差systematization (1)系统化(2)分类systemtatic uncertainty 系统测不准sytull 微晶玻璃