valve travel

基本解释

It can control degree of the headstock of valve directly through travel indicator.
可以通过行程指示表来直观控制阀门开启程度。
In a straight travel valve of the hydraulic control apparatus, a communication path and a control valve that opens and closes the communication path are provided.
在液压控制装置的直线行驶阀中设置连通路径以及开启和闭合连通路径的控制阀。
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If the electron flow takes place in a vacuum, as in the case of electronic valve, the electrons will travel at considerable speed, since little resistance is offered the medium.
如果电子在真空里流动，比如电子真空管，那么电子的运行速度非常快，因为介质对电子几乎不产生什么阻力。