sealing-off

英['siːlɪŋ'ɔːf] 美['siːlɪŋ'ɔːf]
  • 开焊,封口
  • sealing n.密封;堵塞;补铸件的漏洞动词seal的现在分词形式.
  • valve n.瓣膜;真空管;阀门;电子管
动词 seal off:
  1. make tight; secure against leakage

  2. impose a blockade on

    1. It adopts double working position for winding,unwinding and sealing.
      双工位放料和收卷,双工位封口。
    2. The shaping step is especially designed to keep the sealing from breaking, so the sealing is flat and smooth.
      为了避免封口起皱,本机特设计整形工位,使封口平整无褶皱。