[化] 阀套

valve cover的用法和样例:

例句

  1. The value-opening mechanism includes a valve lifter and a cam on a camshaft.一套气门开启机构包括一个气门挺杆和一个在凸轮轴上的凸轮。
  2. Screw the cover onto the valve body.将阀盖旋在阀体上。
  3. All valves have two purges in the valve chest or upper bonnet area.所有阀门在阀腔或上部阀盖区域都有两个净化清洗装置。

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