Cabot must also repair defective construction on its gas wells or shut them down.

VOA: standard.2010.01.02

So expansion work, for instance, or compression work, is if you have a piston with a gas in it. All right, you put a pressure on this piston here, and you compress the gas down. This is compression work.

力乘以距离，就是功，功有许多种：,电可以做功,驱动电机与电风扇,磁力也可以做功。

麻省理工公开课 - 热力学与动力学课程节选

So when I expand this gas adiabatically and it cools down, why do you think it might cool down?

现在我们知道了气体绝热膨胀时,温度会下载，为什么会降温？

麻省理工公开课 - 热力学与动力学课程节选

Britain is cutting down on its industrial gas use to save supplies.

VOA: standard.2010.01.10

We can go all the way down -- magnesium aluminum, all the way to this noble gas, 3s23p6 argon, which would be n e and then 3 s 2, 3 p 6.

我们可以继续，镁，铝,一直到惰性气体，氩它是Ne然后。

麻省理工公开课 - 化学原理课程节选

We've never seen anything like this before," Toyota announced the recall last Thursday following reports that the accelerator mechanism in some models can wear down and cause the gas pedal to stick.

VOA: standard.2010.01.28

When you expand a real gas into vacuum, the temperature goes down.

当一个真实气体，向真空膨胀咱的时候温度会下降。

麻省理工公开课 - 热力学与动力学课程节选