钨极惰性气体保护焊 GTAW ; gas tungsten arc welding

惰性气体保护焊 TIG ; inert gas shielded-arc welding ; inert-gas welding ; inert gas arc welding

熔化极惰性气体保护焊 MIG ; metal inertia gas welding ; metal inert-gas welding ; welding

钨电极惰性气体保护焊 gas tungsten arc welding

钨极惰性气体保护点焊 tig spot welding ; tungsten inert gas spot welding

钨板惰性气体保护焊 inert gas tungsten arc welding

金属极惰性气体保护焊 metal inert-gas arc welding

惰性气体保护电弧点焊 inert gas spot welding

惰性气体保护焊接 inert-gas welding ; gas welding

惰性气体保护电焊 inert arc welding