continuous seam造句

• Heavy - gauge steel is automatically formed , rolled and welded to assure a continuous seam for glass lining . each tank is double tested to ensure quality
  内胆由超厚钢板通过自动化控制设备滚轧、成型、焊接而成,确保在涂敷烘烤熔融蓝钴陶瓷工艺过程中内胆不会出现缝隙。每个内胆都经过双重质量检验以确保质量合格。