The first one uses something called Z a compressibility factor, z.

下面我们就来看几个例子,第一种办法是引入压缩系数。

麻省理工公开课 - 热力学与动力学课程节选

And the fudge factor is called z.

理想气体的体积。

麻省理工公开课 - 热力学与动力学课程节选

Already from this class if I told you that I gave you energies in some spectrum but they were off by a factor of four, what would you think? Maybe the Z is wrong.

从这节课开始,如果我告诉你我给了你,在某些光谱里的能量,但它们不属于四大元素之一，你会怎么想？也许Z是错的。

麻省理工公开课 - 固态化学导论课程节选

Z Compressibility factor, z.

压缩系数。

麻省理工公开课 - 热力学与动力学课程节选