valve bonnet seal

常見例句

雙語例句

• The valve bonnet may now be removed. There may be slight leakage as the backseat does not provide a drip-tight seal.
  現(xiàn)在可以拆卸閥蓋。如果后座無法提供無滴漏密封，則會有輕微的泄漏。
• As a result of continuous design improvements, Velan is offering live-loading of bonnet "take-up" bolting as a standard pressure seal valve feature.
  由于不斷改進設(shè)計，Velan的“take-up”螺栓閥帽動負載成為標準的壓力密封閥門的特點。
• The same force tends to reduce the seal on the pressure side with the result that bonnet cavity and the valve stem packing are nearly always subjected to maximum pipeline pressure.
  而壓力側(cè)以相同的力削弱了密封，這樣使閥蓋腔室和閥桿填料幾乎總是承受最大管道壓力。
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