钨极氩弧焊电弧
tungsten inert gas welding arc
CO2弧焊电源
CO2 arc welding power source
CO 2 arc welding power
CO2气体保护电弧焊
CO 2 gas shielding arc welding
CO 2 arc welding
ZX5系列晶闸管式弧焊电源
SCR rectifier of ZX5 serials
半自动电弧焊机
semi-automatic arc welder
semiautomatic arc welder
大功率方波AC逆变式弧焊电源
high power DCA or AC square wave inverter
带电作业
live line work
live line works
Live line maintenance
live work
live working
charged operation
Charged work
electrification operation
line Charged maintenance
living working
Keywordwork with load
electrified busywork
Live-line work
Working with Electrified Network
hot line job
hot line work
Live-line Operation
Live-line maintenance
Hot-line Work
hotline work
live-power working
work on energized line
hot-line job
Live-line Working
live-wire work
Live-line