Companies with welding, carbon dioxide gas shielded arcwelding, argon, carbon arc gouging, oxygen cutting and other special operations personnel.
公司具备电焊、二氧化碳气体保护焊、氩弧焊、碳弧气刨、氧气切割等特种作业人员。
2
Such as electric arcwelding, carbon dioxide gas shielded arcwelding, TIG etc.
电弧焊、二氧化碳气体保护焊、氩弧焊等各种焊接。
3
The national standard is suitable for welded joint of carbon steel and low alloy steel with gaswelding (being used for sheet metal), manual arc welding and gas - shielded welding.