attachment welds造句

例句与造句

1. “ subcontractor will be responsible for weld mapping all pressure boundary welds and attachment welds to pressure boundary pipe 。
   “分包商负责将管端切削至合适的尺寸、坡口加工和组对焊接。 ”
2. It's difficult to find attachment welds in a sentence. 用attachment welds造句挺难的