You've got to put more pressure on one side than the other if you want to push that gas through the throttle, right? So this is where the time scale issue comes into play.

如果你想让更多的气体通过节流阀,应该使一边的压强,大于另一边，是吗？所以这就是,时间尺度发挥作用的地方。

麻省理工公开课 - 热力学与动力学课程节选

All right, next time we're going to talk about a much better scale, which is the ideal gas thermometer and how we get to the Kelvin scale.

好，下次我们,会讲一种好得多的温标，关于理想气体温度计,和开氏温标的导出。

麻省理工公开课 - 热力学与动力学课程节选