Momentum is conserved, and that's called the conservation of momentum.
动量守恒，这就叫作动量守恒。
And so now I can apply, for the first time, the conservation of momentum.
我可以第一次应用，动量守恒。
So the conservation of momentum tells you what the speed is after the collision.
动量守恒定律告诉你,碰撞后速度是多少。
So, you see, that's exactly how you can demonstrate the conservation of momentum.
你看，这正是，验证动量守恒的方法。
It... it appears that I change the topic, but you will see in a few weeks that it's really related not even a few weeks you will see that it's really related to the conservation of momentum.
我貌似换了话题，你会发现它是相关的，甚至不用几个星期，你们就会发现，它却是有相关的，与动量守恒相关。
For example, no matter how much a dancer wishes to leap off the floor and then start turning, the law of conservation of angular momentum absolutely prevents such a movement.
例如，无论一个舞者多么想要跳离地板，然后开始旋转，角动量守恒定律绝对阻止这样的动作。
Somehow, it has the smell of some conservation of angular momentum.
不知怎么的，这一定律和,角动量守恒定律有所相似。
He is adamant that this is not a perpetual motion machine, and does not violate the law of conservation of momentum because different reference frames apply to the drive and the waves within it.
他坚持认为这并非永动机，也没有违反能量守恒定律，因为驱动器和里面的微波使用不同的坐标系。
The neutron stars rotate around, - we discussed that earlier-- - conservation of angular momentum-- and they have strong magnetic fields.
之前我们讨论过，角动量守恒-,它们有很强的磁场-,这物体。
That's immediate consequence of the conservation of angular momentum.
这是角动量守恒的，立竿见影的效果。
Turns out, some of these equations were very familiar: the law of conservation of momentum, and Newton's second law of motion.
其结果，其中一些方程非常眼熟，比如动量守恒定律和牛顿第二定律。
Now we're going to apply for the first time in systems like this, the conservation of angular momentum.
这是我们第一次，在这种系统里使用，角动量守恒定律。
A finite volume method was utilized to perform a discrete solution for the equations of mass, chemical components, momentum and heat energy conservation.
利用有限体积方法对质量、化学组分、动量和热量守恒方程进行离散求解。
This, by the way, is the conservation of angular momentum about that m I have here one equation vp so I can't solve.
顺便说一下,角动量守恒是关于,所在的点Q的。，point，Q，where，the，mass，is，located。,现在的方程中,和QP，v，of，P，and，QP--,所以我解不出来。
He developed the theory of rotational momentum and conservation of impulse.
他的理论旋转的势头和养护的冲动。
The theoretical analysis and numerical tests both show that this model strictly obeys the conservation law of mass and momentum.
理论分析和数值试验的结果都表明，本模型严格地满足质量守恒定律和动量定理。
The law of conservation of angular momentum may be demonstrated with a gyroscope.
角动量守恒定律，可以用回转器来演示。
The momentum flux conservation equation includes the momentum transfer of two gases (heating gas and beam electron).
动量守恒方程包括两种气体(热气体和束电子)的动量转移。
Conservation of mass, momentum, and energy are used to solve for the liquid film thickness, velocity, and temperature.
通过求解质量守恒、动量守恒、能量守恒方程，获得液膜厚度、速度与温度等参数。
The principle of conservation of momentum holds whatever the nature of the internal forces, conservative or not.
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。
Based on momentum balance and the law of momentum conservation, two new graphic methods are developed to determine the pre-impact vehicle momentum or collision speed in this paper.
本文根据动量平衡和动量守恒定律的基本原理，提出了两种推算碰撞前汽车动量或碰撞速度的图解方法。
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。
The equation of a spacecraft with solar arrays are obtained by using the conservation principle of momentum .
利用动量矩守恒原理导出带太阳阵航天器的动力方程，指出了系统的非完整约束性质。
Based on the conservation of photon momentum component parallel to the interface, the demonstration device of refraction law of light is made.
基于光子动量在不同媒质分界面上沿分界面方向守恒原理，制作了光的折射(定)律演示装置。
A mathematical model for the trajectory of the jet axis was proposed on the principle of momentum conservation.
以动量守恒原理为基础，建立了侧吹射流轴轨迹的数学模型。
Based on the law of momentum conservation, the mathematics patterns of front collision and vertical side collision of motorcycles and motor vehicles are developed.
根据动量守恒定律，建立了摩托车与汽车正面碰撞及直角侧面碰撞的数学模型。
According to true state of the stress and the strain near the cavity, a new formula of velocity field has been deducted by use of the conservation laws of momentum and mass.
然后以压碎区应力与变形的真实状态为基础，运用动量与质量守恒关系推导了爆破压碎区新型的速度场关系式。
The SMA model arises from the conservation laws of momentum and energy, and describes martensitic phase transitions in one-dimensional shape memory alloys.
形状记忆合金模型来自动能守恒定律，描述了一维形状记忆合金的马氏体相变。
With a simple symmetrical electromagnetic field, the law of conservation of momentum and the law of conservation of angular momentum for electromagnetic field and charges system are investigated.
利用简单对称性的电磁场，讨论了场和电荷系统遵从的动量守恒、量矩守恒定律。
With a simple symmetrical electromagnetic field, the law of conservation of momentum and the law of conservation of angular momentum for electromagnetic field and charges system are investigated.
利用简单对称性的电磁场，讨论了场和电荷系统遵从的动量守恒、量矩守恒定律。
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