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◎ 焊縫 hànfèng[welding seam;weld line] 焊接金屬和母材的接合處,或不用充填金屬時母材部件之間的接合處
1.soldering seam; weld bead; weld joint; weld seam; welded joint; welded seam; welding seam; seal; sealing; sealing run; shut; brazing seam
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