OK, so now we can take the result from this and put it onto a p v diagram.

好，现在我们有了结论,把它画进pv图。

youdao

The value of the -v option is stored in the ssversion variable while the cleansed version of the -p variable is stored in pathsuffix and the date, complete with leading hyphen is stored in datesuffix.

v 选项的值存储在 ssversion 变量中，清理后的 -p 变量存储在 pathsuffix 中，而日期（连同前导连字符）则存储在 datesuffix 中。

youdao

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And our job is to find out what is the mathematical description of this path, this line in p-V's case that connects these two point.

我们的任务,就是找出，描述这条曲线的方程。

麻省理工公开课 - 热力学与动力学课程节选

p1 V1 OK, so in my diagram now, I have p1, V1 for my gas.

于是可以画出现在的p-V图。

麻省理工公开课 - 热力学与动力学课程节选

We want a relationship in p-V space, not in T-V space. So we're going to have to do something about that. But first, it turns out that now we have this R over Cv.

我们想要p-V空间中的结果，而不是T-V空间中的,因此需要做一些变换，先来看现在的关系，它跟R/Cv有关。

麻省理工公开课 - 热力学与动力学课程节选

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