◎ 焊缝 hànfèng
[welding seam;weld line] 焊接金属和母材的接合处,或不用充填金属时母材部件之间的接合处

1.soldering seam; weld bead; weld joint; weld seam; welded joint; welded seam; welding seam; seal; sealing; sealing run; shut; brazing seam