short period seismograph,短周期地震儀

shorted junction,短路端

shorted junction type sheathed thermocouple,接殼型鎧熱裝電偶

shortest sighting distance,最短視距

shunt,分流器

shunt meter,分流儀表

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

shut off pressure,閥關閉出入口壓力

Si(Li)detecter,鋰漂移硅探測器

side load,橫向載荷

side-well neutron logger,井壁中子測井儀

sighting,瞄准

sighting device,粗瞄准器

sighting level,照准部水准器

sighting point,照准點

sign bit acquisition system,符號位地震儀

signal,信號

signal amplitude sequencing control,信號幅值順序控制

signal characterizer,信號表征器

signal common,信號公共線

signal converter,信號轉換器

signal detection and estimation,信號檢測和估計

signal duration,信號持續時間

signal enhancement shallowlayer seismograph,信息增強型淺層地震儀

signal flow diagram,信號流（程）圖

signal isolation,信號隔离

signal processing,信號處理

signal processing system,信號處理系統

signal selector,信號選擇器

signal-to-noise ratio,信噪比

signature analysis,圖形分析法

significant wave,有效波

significant wave height,有效波高

significant wave period,有效波周期

silicon carbide varistor,碳化硅電壓敏電阻器

silicon crystal gas sensor,碳單晶气敏元件

similarity,相似性

similarity index,相似指數

simple harmonic quantity,簡諧波

simple harmonic vibration,簡諧振動

simple pan balance,單盤天平

simple piston gauge,簡單活塞式壓力計

simple transmission electron microscope,簡易型透射電子顯微鏡

simplex transmission,單工傳輸

simplified model,簡化模型

simulated data,仿真數据

simulated interrupt,仿真中斷

simulating strain,模擬應變

simulating strain device,模擬應變裝置

simulation,仿真；模擬

simulation algorithm,仿真算法

simulation algorithm libray,仿真算法庫

simulation block diagram,仿真（方）框圖

simulation centre,仿真中心

simulation clock,仿真時鐘

simulation data base,仿真數据庫

simulation environment,仿真環境

simulation equipment,仿真設備

simulation evaluation,仿真評价

simulation experiment,仿真實驗

simulation experiment modelibrary,仿真實驗模式庫

simulation expert system,仿真專家系統

simulation graphic library,仿真圖形庫

simulation information library,仿真信息庫

simulation job,仿真作業

simulation knowledge base,仿真知識庫

simulation laboratoryt,仿真實驗室

simulation language,仿真語言

simulation methodology,仿真方法學

simulation model,仿真模型

simulation model library,仿真模型庫

simulation process,仿真過程

simulation process time,仿真過程時間

simulation program,仿真程序

simulation result,仿真結果

simulation run,仿真運行

simulation software,仿真軟件

simulation support system,仿真支持系統

simulation system,仿真系統

simulation technique,仿真技術

simulation type,仿真類型

simulation velocity,仿真速度

simulation work station,仿真工作站

simulator,仿真器

simultancous comparison method,同時比較法

simultaneous technique,同時聯用技術；同時并用技術

sing around method,聲環法

sing-around velocimeter,環鳴聲速儀

single acting positioner,單作用定位器

single arm measurement,單臂測量

single beam spectrum radiator,單光束光譜輻射計

single board microcomputer,單片微（型）計算机

single bounce technique,一次反射法

single-channel FSK system,單通道FSK系統

single channel recorder,單通道記錄儀

single core typy current transformer,單鐵心型電流互感器

single ended transducer,單端換能器

single field lens,單場透鏡