constant speed constant frequency
Variable Speed Constant Frequency
Variable Speed Constant Frequency VSCF
adjusting speed with frequency modulating technique
3D constant speed coordinate turn model
air supply with constant pressure
boiling with constant temperature
concrete with constant confined stress
constant frequency control
constant frequency motor
constant frequency output
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