welded defects

英 美
  • 焊接缺陷
  • defects n.不合格品名词defect的复数形式.
  • welded adj.焊接的动词weld的过去式和过去分词形式.
    1. Reduce health risk during welding and cutting and less weld defects.
      在焊接和切割时对人体的危害小,焊接缺陷少。