钨极惰性气体保护弧焊机

tungsten inert gas welding machine

惰性气体保护钨极电弧焊

tungsten arc inert-gas welding (TIG welding); TIG (arc) welding

自动控制弧长的钨极电弧焊

controlled tungsten-arc welding

脉冲钨极惰性气体保护电弧焊

pulsed tungsten inert gas arc welding