霍姆兹自己的飞机也严重损毁，向下俯冲。

But his own plane was badly damaged and was falling into a dive.

youdao

亥姆霍兹自由能的一个比较简单的形式。

So a pretty simple form for the Helmholtz free energy.

youdao

亥姆霍兹自由能的一个比较简单的形式。

So a pretty simple form for the Helmholtz free energy.

youdao