动量的英文：
momentum

conserve momentum
使动量守恒

momentum equation of flow
水流动量方程

Momentum conservation is a consequence of Newton's laws.
动量守恒是牛顿定律的一个推论。

As the rock rolled down the mountainside, it gathered momentum
石头滚下山时，它的动量增加。

The gage deflection is due to the momentum transfer.
压力计的偏转是由于动量交换的原因。

In a crash, momentum changes abruptly but not instantaneously
在撞击过程中，动量的变化是突然的，但非瞬时的。

The sledge gained momentum as it ran down the hill
雪橇从山上下冲时动量越来越大

A falling oBject gains momentum as it falls.
下落的物体落下时动量增加。

Note that the amount of the splashing oil is unrelated to the amount of the lubricating oil.
油流动量的多少，与油量的多少无关。

The momentum of such a wheel causes it to retain its attitude when the framework is tilted.
当框架翻转时，转子的动量能使转子保持其姿态。

conserve momentum
使动量守恒

This was a campaign that gained momentum.
这是一场势头一直增强的运动。

The tremendous momentum of the Yellow River is inspiring.
黄河的磅礴气势使人振奋。

The gage deflection is due to the momentum transfer.
压力计的偏转是由于动量交换的原因。

This is the well-known principle of conservation of momentum.
这就是众所周知的动量守恒定律。