If it's a reversible process then the equality holds, but if it's irreversible, which means it happens spontaneously, t then ds is greater than this.

对于可逆过程，等号成立，但是如果是不可逆过程，这些不可逆过程是自发进行的，那么dS大于dq除以。

youdao

We saw that in general dS is greater than T or equal to dq over T.

我们发现一般来说dS大于,或者等于dq除以。

youdao

We saw that in general dS is greater than T or equal to dq over T.

我们发现一般来说dS大于,或者等于dq除以。

youdao