汽车拖动电机
generator drived by vehicle engine
直线电机拖动机构
Towing mechanism of linear motor
电容放电式电焊机
condenser discharge welder
热电式自动电平调节
automatic level regulation controlled by thermosensitive element
振动式自动电压调节器
fuss type automatic voltage regulator
振动式自动电压调整器
vibrating type automatic voltage regulator
自动电焊机
automatic arc welding machine
automatic welding machine
automatic electric welding machine
automatic electric welder
self-welder