The law of conversion of mechanical energy and the law of conservation of mechanical energy are revealed.
又一次揭示空间的机械能势转换和守恒定律；
It is explained that the law of conservation of mechanical energy obeys relativity principle of mechanics.
系统地阐明机械能守恒定律无条件服从力学相对性原理。
It is pointed out that the relativity principle is satisfied by the law of conservation of mechanical energy.
指出机械能守恒定律是服从相对性原理的。
应用推荐