大型交流三相同步电动机
large AC three-phase synchronous motor
交流大电机
large AC electric machine
发电机交流电压测定
generator ac voltage metering
交流电机电枢线组
alternator armature winding
超大型电机
extra large capacity motor
大电流电源
strong current power source
大型电机
large generator
large electric machines
Large electromotor
large electric machine
Large-scale Electrical Machine
大型电机起动分析
Starting Analysis of Large Electrical Motor
大型电机转轴的焊补
Patch Welding of Rotor Shaft of Large-Sized Motor
大型电机转子槽铣床
large-sized generator rotor slotting machine
大型电机组轴承
Large-scale wind turbine bearings