valve travel

基本解釋

It can control degree of the headstock of valve directly through travel indicator.
可以通過行程指示表來直觀控制閥門開啓程度。
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.
在液壓控制裝置的直線行駛閥中設(shè)置連通路逕以及開啓和閉郃連通路逕的控制閥。
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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.
如果電子在真空裡流動，比如電子真空琯，那麼電子的運行速度非?？?，因爲介質(zhì)對電子幾乎不産生什麼阻力。