Tig Notaro Twin Sons First Photo Shares How Her Found Out Their Moms Are Gay
Mig焊：熔化极氩弧焊；tig：钨极氩弧焊。 钨极氩弧焊（tig）非熔化电极式气体保护电弧焊接，tig焊接，英文是tungsten inert gas（缩写tig）,又叫gas tungsten arc. Tig焊（tungsten inert gas arc weiding），又称为惰性气体钨极保护焊。无论是手工焊接还是自动焊接0.5～4.0mm厚的不锈钢时，最常用的就是tig焊。tig焊还用于较厚断.
Inside Celebrity Wheel of Fortune star Tig Notaro's quiet family life
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