启动空气压力低。

The pressure of starting air is too low.

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极限压力低、抽气压力范围宽，对氩气抽速较高。

Low ultimate pressure, high pumping speed for Ar.

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工作压力高的雇员比压力低的雇员易发2型糖尿病的可能性是84%。

The highly burned-out workers were 84 percent more likely to report being diagnosed with type 2 diabetes than those with low burnout levels.

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Let's imagine maybe instead we just immediately dropped the pressure let the system expand against the lower pressure.

现在假设,我们很快地降低压力,让系统在低的外压力下膨胀。

麻省理工公开课 - 热力学与动力学课程节选

Or in many kinds of gas refrigerators where you push a gas through a nozzle close to room temperature, what you find is that the gas coming out on the other side under lower pressure is cooler than the gas that went through on the other side.

或者在很多种压缩气体式冰箱中,你让气体通过接近室温的管口,你会发现从压力低的一边,出来的气体比通过,另一边的气体更冷,真正的冰箱实际上通过。

麻省理工公开课 - 热力学与动力学课程节选