short period seismograph,短周期地震仪

shorted junction,短路端

shorted junction type sheathed thermocouple,接壳型铠热装电偶

shortest sighting distance,最短视距

shunt,分流器

shunt meter,分流仪表

shunt type current [turbo] flowmeter,分流旋翼式流量计

shut off pressure,阀关闭出入口压力

Si(Li)detecter,锂漂移硅探测器

side load,横向载荷

side-well neutron logger,井壁中子测井仪

sighting,瞄准

sighting device,粗瞄准器

sighting level,照准部水准器

sighting point,照准点

sign bit acquisition system,符号位地震仪

signal,信号

signal amplitude sequencing control,信号幅值顺序控制

signal characterizer,信号表征器

signal common,信号公共线

signal converter,信号转换器

signal detection and estimation,信号检测和估计

signal duration,信号持续时间

signal enhancement shallowlayer seismograph,信息增强型浅层地震仪

signal flow diagram,信号流（程）图

signal isolation,信号隔离

signal processing,信号处理

signal processing system,信号处理系统

signal selector,信号选择器

signal-to-noise ratio,信噪比

signature analysis,图形分析法

significant wave,有效波

significant wave height,有效波高

significant wave period,有效波周期

silicon carbide varistor,碳化硅电压敏电阻器

silicon crystal gas sensor,碳单晶气敏元件

similarity,相似性

similarity index,相似指数

simple harmonic quantity,简谐波

simple harmonic vibration,简谐振动

simple pan balance,单盘天平

simple piston gauge,简单活塞式压力计

simple transmission electron microscope,简易型透射电子显微镜

simplex transmission,单工传输

simplified model,简化模型

simulated data,仿真数据

simulated interrupt,仿真中断

simulating strain,模拟应变

simulating strain device,模拟应变装置

simulation,仿真；模拟

simulation algorithm,仿真算法

simulation algorithm libray,仿真算法库

simulation block diagram,仿真（方）框图

simulation centre,仿真中心

simulation clock,仿真时钟

simulation data base,仿真数据库

simulation environment,仿真环境

simulation equipment,仿真设备

simulation evaluation,仿真评价

simulation experiment,仿真实验

simulation experiment modelibrary,仿真实验模式库

simulation expert system,仿真专家系统

simulation graphic library,仿真图形库

simulation information library,仿真信息库

simulation job,仿真作业

simulation knowledge base,仿真知识库

simulation laboratoryt,仿真实验室

simulation language,仿真语言

simulation methodology,仿真方法学

simulation model,仿真模型

simulation model library,仿真模型库

simulation process,仿真过程

simulation process time,仿真过程时间

simulation program,仿真程序

simulation result,仿真结果

simulation run,仿真运行

simulation software,仿真软件

simulation support system,仿真支持系统

simulation system,仿真系统

simulation technique,仿真技术

simulation type,仿真类型

simulation velocity,仿真速度

simulation work station,仿真工作站

simulator,仿真器

simultancous comparison method,同时比较法

simultaneous technique,同时联用技术；同时并用技术

sing around method,声环法

sing-around velocimeter,环鸣声速仪

single acting positioner,单作用定位器

single arm measurement,单臂测量

single beam spectrum radiator,单光束光谱辐射计

single board microcomputer,单片微（型）计算机

single bounce technique,一次反射法

single-channel FSK system,单通道FSK系统

single channel recorder,单通道记录仪

single core typy current transformer,单铁心型电流互感器

single ended transducer,单端换能器

single field lens,单场透镜