The development of the ceramic coat plug valve core which substrate USES 45 steel is introduced.

介绍了基体采用45钢，表面喷涂工程陶瓷的旋塞阀芯的研制情况。

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This type of strainer is actually a high quality, pressure rated plug valve with integral straining baskets.

此类过滤器实际上是一种高质量、高额定压力的旋塞阀，内置了过滤篮的。

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Electro liquid control plug valve is the high and new technical equipment applied in FCC unit in recent years.

电液控制塞阀是近年来应用于流化催化裂化装置的高新技术设备。

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You take a throttle valve, which consists of some sort of porous plug between two cylinders that is insulated. There is insulation here.

有一个节流阀，它由一些多孔的塞子组成,这些多孔塞在两个绝热的汽缸之中,这里是绝热的，底下也是绝热的。

麻省理工公开课 - 热力学与动力学课程节选

They're making plans now for -- even as they drill these two relief wells that optimistically will take quite some time -- how do we plug this leak either through using the robotics to effect the valve -- how are we dispersing this so that that oil never gets to the top and then through a natural system gets -- largely dissipates at the bottom?

WHITEHOUSE: Aboard Air Force One En Route Andrews Air Force Base