And all this is, is saying that when you take a mixed second derivative, it doesn't matter in which order you take the two derivatives.
麦克斯韦关系的本质是,当你考虑混合的二阶导数时,求导的顺序不影响最后的结果,现在,我们利用这些关系。
麻省理工公开课 - 热力学与动力学课程节选
应用推荐
模块上移
模块下移
不移动