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Terms for subject Oil / petroleum containing 电气保护 | all forms
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惰性气体保护金属极电弧shielded inertial gas metal arc
惰性气体保护钨极电弧焊接gas tungsten arc
气体保护手工电弧焊接shielded manual arc welding
钨极气体保护电弧焊gas tungsten arc welding
气体保护金属极电弧焊gas metal arc welding
混合气体保护电弧焊mixed gas arc welding
钨极气体保护电弧焊gas tungsten metal arc welding