手工弧焊
詞語: 手工弧焊
解釋: manual arc welding
詞典: 造紙專業漢英詞典
手工弧焊 相關解釋
manual arc welding 〔名詞〕手工弧焊
手工弧焊 manual electric arc welding
手工弧焊 manual arc welding
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