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钨极惰性气体 | |||
水下焊接钨极惰性气体 | |||
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惰气保护钨〔电极电〕弧焊〔接法〕 (arc welding process) | |||
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钨惰性气体保护焊 (welding) | |||
English thesaurus | |||
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TIG |
tungsten inert- gas: 19 phrases in 8 subjects |
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