speed
【电学】速度控制，交流马达接触控制
speed control ac motor contactor control
暂无补充释义。
相关词条
speed switch
sense of speed
initial speed
speed control【自】;speed governing【自】;velocity control【自】
speed controlling reciprocating-piston engine, hydrostatic (reciprocating-piston motor)
speed conversion dc telegraphy (direct-current telegraphy)
high speed direct readout latexometer