换向器V形环绝缘
commutator V-ring insulation
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
换向器式变频机
commutator frequency changer
换向器式发电机
commutator type generator
commutator generator
换向器式感应电动机
commutator induction motor
换向器式进相机
commutator phase advancer
交流换向器式电动机
AC commutator motor
alternating-current commutator machine
交流换向器式励磁机
AC commutator type exciter
alternating current commutator type exciter