the conservation of momentum

• 动量守恒

the conservation of momentum的用法和样例：

例句

1. Momentum conservation is a consequence of Newton's laws.
   动量守恒是牛顿定律的一个推论。
2. In this chapter we develop the implication's of momentum conservation in the motion of a collection of particles.
   在本章中，我们要揭示一个质点集体作运动时动量守恒的含义。