补偿式换向器电动机
compensated commutator motor
恒励磁换向器式电动机
constant-field commutator motor
交流换向器式电动机
AC commutator motor
alternating-current commutator machine
带补偿的换向式电动机
compensated commutator motor
单相并激换向器电动机
single-phase shunt commutator motor
单相串激换向器电动机
single-phase series commutator motor
多相换向器电动机
polyphase commutator motor
交流换向器电动机
AC commutator motor
alternating current commutator motor
alternating-current communtator motor
双馈多相并励换向器电动机
doubly-fed polyphase shunt commutator motor
无换向器电动机
permanent-magnet brushless motor
Economy analysis
大型无换向器电机技术
Large Pole-changer-free Electric Motor Technology
当代大型无换向器电机
the large non-commutator machines now
电动机换向抽油机
motor-reversing pumping unit
电机换向器
motor commutator
Electric motor commutator