freely falling body

Ameliorating the experiment of freely falling body motion

改进的自由落体运动实验

the motion of a freely falling body discussed in chapter 4 is a special case of projectile motion.

在第四章中所讨论的自由落体运动是抛体运动的特殊情况。3.A mistake about the deflection of freely falling body谈落体偏南问题研究中的疏忽

it is defined as the law of freely falling body that all bodies fall according to a definite law when there is no air resistance.

当没有空气阻力时，一切物体都按一定的规律下落的现象被定义为自由落体定律。

Freely falling body was adopted to imitate high speed impact of small particle and convincing results were obtained.

采用自由落体冲击钠钙玻璃试件来模拟小球的高速冲击并取得了令人信服的结果。

study on the impact problem of freely falling body

关于自由落体冲击问题的进一步分析和讨论