高选择    select-high

车轮选择    selection by wheel

局部黄色?    selective yellow

选档阀    selectro valve

自动调心分离轴承    self-aligning release thrust bearing

自点火?    self-ignition

凸轮滑滑块自锁差速器    self-locking differential with side ring and radial cam plate

自动增力式同步器    self-servo sysnchronizer

自承式万向节    self-supporting universal joint

半自动换档机械式变速器    semi-automatic mechanical transmission

半自动液力变速器    semiautomatic transmission

半导体辅助点火系统?    semi-conductor assisted ignition system

半导体点火系统?    semi-conductor ingnition sytem

半导体火花塞?    semiconductor spark plug

半连续制动系统    semi-continuous braking sytemm

半深槽式    semi-drop center (SDC)

半深槽轮辋    semi-drop center rim(SDC)

半刚性蹄    semi-flexible shoe

半浮式半轴    semi-floating axle shaft

半刚性管    semi-rigid pipe

半封闭式灯光组?    semi-sealed beam unit

传感器    sensor

传感器信号选择    sensor signal

分开式车身和车架    separated body and frame

抑制型火花塞?    seppresssed type spark plug

串列式双腔气制动阀    series dual -chamber air brake valve

串列双腔式制动主缸    series dual chamber brake master cylinder

串联电阻?    series resistors

串联线圈?    series winding

行车制动器制动踏板?    service braking control

行车制动踏板装置    service braking pedal device

行车制动系警报灯?    service braking system warning tell-tale

行车制动系统    service braking sytem

使用温差?    service temperature

伺服制动系统    servo braking system

伺服离合器    servo clutch

伺服膜片    servo diaphragm

伺服机构    servo mechanism

伺服活塞    servo piston

伺服阀    servo valve

七芯连接电缆?    seven-core connecting cable

投影检测仪?    shadowgraph