﹛﹛steady-state deviation,穩態偏差steady-state deviation of the n-th order,n階穩態偏差
steady state error,穩態誤差
steady state error coefficient,穩態誤差系數
steady-state power conditions,穩態電源條件
steady state response,穩態響應
steady state value,穩態值
steady-state vibration,穩態振動
steady temperature damp test,恒溫恒濕試驗
steady torque,穩定力矩
stem,閥杆；接頭
stem guiding,閥杆導向
stem thermometer,棒狀溫度表
step-by-step control,步進控制
step control action,位式控制作用
step enabling condition,步進允許條件
step function,階躍函數
step motor,步進電机
step-resistance gauge,触點驗潮儀
step response,階躍響應
step response time,階躍響應時間
stepped ramp type,階梯斜坡型
stepmotor actuator,步進電机執行机构
stereocomparator,立体坐標量測儀
stereometer,立体量測儀
stereoplotter,立体測圖儀
Stevenson screen,司蒂文森百頁箱
stigmator,消象散器
stimulus,激勵
stirrer device,攪拌裝置
stochastic control system,隨机控制系統
stochastic control theory,隨机控制理論
stochastic excitation NMR,隨机激發核磁共振（法）
Stockes line,斯托克線
stop bit,終止位
stop pin,擋銷
storage,存儲器
storage allocation,存儲分配
storage and transportation conditions,儲存和運輸條件
storage life,貯存壽命
straddle scintillation emanometer,腳踏式閃爍測氡儀
straight-flow wind tunnel,直流式風洞
straight form,直型
straight length,直管段
strain,應變
strain amplifier,應變放大器
strain amplitude,應變幅
strain anemometer,張力式風速表
strain effect,應變效應
strain field,應變場
strain gauge,應變片（計）
strain gauge acceleration transducer,應變式加速度傳感器
strain-gauge bridge sensitivity,應變電橋靈敏度
strain gauge creep,應變計[片]蠕變
strain gauge drift,應變計[片]漂移
strain gauge installed by spraying process,噴涂式應變計
strain gauge pressure transducer,應變（計）式壓力傳感器
strain-gauge sensitivity,應變計[片]電路靈敏度
strain gauge ropque measuring instrument,應變式轉矩測量儀
strain gauge torque transducer,應變式轉矩傳感器
strain gauge transducer [sensor],應變（計）式傳感器
strain gauge typy wave direction meter,應變計式波向儀
strain gauge with base of impregnated type,浸膠基應變計
strain gauge with metal base,金屬基底應變計
strain gauge with meal foil base,金屬基應變計
strain gauge with organic film base,膠膜基應變計
strain gauge with temporary base,臨時基底型應變計
strain indicator,應變儀
strain limit,應變极限
strain phase error,應變相位差
strain-resistance effect,應變﹛電阻效應
strain rosette,應變花
strain wine speed sensor,張力風速傳感器
strategic funciton,策略函數
stray magnetic field,雜散磁場
stray radiant power,雜散輻射功率
stray radiant power ratio,雜散輻射功率比
stray radiation,雜散輻射
strength,強度
stress,應力
stress amplitude,應力幅
stress ratio,應力比
stress-strain guage,應力應變計
string galvanometer,弦線檢流計
striking point,打擊點
strip chart recorder,帶形圖紙記錄儀；長圖記錄儀
strip-steel head and tail configuration measuring instrument,帶鋼頭尾形狀測量儀
stripping polarography,溶出极譜法
strobe,選通
stroboscope tachometer,閃光式轉速儀
strong magnetic film revolution speed transducer,強磁性薄膜式轉速傳感器
strong-motion instrument,強震儀
Strouhal number,斯特羅哈爾數
structural controllability,結构可控性；結构能控性
structural coordination,結构協調
structural decomposition,結构分解
structural observability,結构可觀測性；結构能觀測性
structural passability,結构穩定性
structure model,結构模型
structured program,結构化程序
