constant speed constant frequency
3D constant speed coordinate turn model
constant resistance supporting
Constant Speed
等速
定速
等
定速电动机
恒转速
定速率
等速率
恒速
等速度
恒速度
constant speed controlling
constant speed governor
Constant speed machining
constant speed movement
constant speed regulator
constant speed transmission
constant speed universal joint with tripod
evaporation phase at constant speed