dS/dV And that, now, we know must equal dS/dV, with a positive sign. At constant temperature.

我们知道这个等于恒定温度下的，符号为正。

麻省理工公开课 - 热力学与动力学课程节选

Were going to make it for a mole of gas, T1 so it's R times T1, V and then we'll have dV over V.

假设是有一摩尔气体，那么就是R乘以，然后有dv除以。

麻省理工公开课 - 热力学与动力学课程节选

So, from the calculus we know dv/dt=a.

由微积分我们得知dv/dt=a

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