短語詞組短語weld seam metal 焊縫金屬weld melted metal 焊縫熔融金屬weld -metal zone 焊縫金屬區(qū)Weld Any Metal 金屬材料焊接weld sheet metal casing 螺旋焊接鋼板套管weld two metal plates together 熔接兩張金屬板spiral -weld sheet metal casing 螺旋焊接鋼板套管all -weld-metal tension test 全焊金屬焊縫應(yīng)力試驗;全焊金屬的焊縫拉力試驗 返回 weld metal