... gas shielded welding气体保护焊 gas torch welding气炬焊 gas tungsten arc welding气体保护钨极电弧焊 ...
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短语
气焊炬
welding torch
;
oxyfuel gas welding torch
;
gas torch
气焊焊炬
gas torch
气焊火炬气焊炬
gas torch
气焊炬喷嘴
gas torch tip
空气-乙炔焊炬
air-acetylene torch
气焊火炬
gas torch
焊接气炬
welding torch
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