晶闸管弧焊整流
arc welding machine with recti fication circuit
晶闸管弧焊整流器
silicon arc welding rectifier
晶闸管交流开关模块
Thyristor AC switching module
集成门极换流晶闸管
approximation programming
integrated gate commutated thyristor IGCT
integrated gate commuted thyristor
Integrated gate commutated thyristor
IGCT
integrated gate commatated thyristor
门极换流晶闸管
Androgen excess
Integrated gate commutated thyristor
gate controlled thyristor
微机晶闸管励磁装置
microcomputer thyristor exciter device
直缝埋弧焊管机组
SAW straight welded tube plant
交流焊机改造
AC welding machine altered
交流弧焊电源
AC arc welding power source
AC arc welding transformer
AC arc power supply