4-cylindered high-speed engine
adjustable engine speed setting
automatic engine speed control
automatic engine speed control group
automatic engine speed control linkage
automatic engine speed control switch
automatic engine speed sensing system
automatic engine speed synchronizer
automatic intermediate engine speed
control of engine speed
direct-coupled slow speed engine
electronic engine speed sensor
engine speed
发动机转速
引擎转速控制杆
发动机转速度
轉速
发动机速度
引擎转速
机速
转速
柴油机转速