同义词
1)commutator type frequency converter,整流子式变频器2)commutator frequency changer,整流子频率变换器，换向器式变频机3)commutator type frequency changer,整流子型变频器4)commutator frequency converter,整流式变频器5)commutator type frequency converter,整流式变频机6)cyclorectifier[,saiklə'rektifaiə],循环整流器;单相离子变频器
