动量守恒原理则不管内力的性质如何（保守的或非保守的）都能适用。

The principle of conservation of momentum holds whatever the nature of the internal forces, conservative or not.

youdao

动量守恒原理则不管内力的性质如何（保守的或非保守的）都能适用。

The principle of conservation of momentum holds whatever the nature of the internal forces, conservative or not.

youdao