动量被认为是“守恒的”，也就是说，动量一旦被建立，就一定会转移到其他地方。
Momentum is said to be "conserved", that is, once you build it up, it has to go somewhere.
这是角动量守恒的，立竿见影的效果。
That's immediate consequence of the conservation of angular momentum.
你看，这正是，验证动量守恒的方法。
So, you see, that's exactly how you can demonstrate the conservation of momentum.
它们的波长就是我们评估是否守恒的关键。
The wavelengths of that light are our key to assessing conservation.
也就在反应期间,我有个合理假设，动量是守恒的。
It's just during the impact I claim that to a reasonable approximation, momentum will have to be conserved.
这种观点和热质论关于热量守恒的观念相矛盾。
This is in contradiction to caloric-theory notion of conservation of heat.
那么墙壁也定有动量-，这是毫无疑问的，因为动量是守恒的。
That momentum must be in the wall — it's nonnegotiable, because momentum must be conserved.
若没有外力，作用于系统整体，在碰撞过程中，动量就是守恒的。
And if there is no net external force on the system as a whole during the collisions, then momentum is conserved.
动量是守恒的，因为它不受外力，因此动能也是守恒的。
Momentum is conserved, because there was no net external force, so now kinetic energy is also conserved.
根据弱荷的手征性，合理地解释了宇称不守恒的原因。
According to the chirality of the weak charge the origin of parity nonconservation in the weak interactions is reasonably explained.
并进一步论证了原子系统与外磁场能量之和是守恒的。
This article proves fatherly that it is a conservation of the sum of atom system and outside magnetic filed.
作者研究了一种新的显式平方守恒的半拉格朗日计算格式。
A new complete energy-conserving semi-Lagrangian scheme is constructed and developed based on an energy-conserving scheme in the Eulerian space.
在可逆过程中，火积是守恒的，不发生热量传递能力的耗散。
In reversible process, there is the entranspy conservation, that is, no loss of capability of heat transport.
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。
In this chapter we develop the implication's of momentum conservation in the motion of a collection of particles.
因此等式(1.1- 11)可以作为粒子几率守恒的表达式。
Equation 1. 1-11 is thus a statement of the conservation of particle probability.
如果违反能量守恒的持续时间不太长，那么自然界并不反对这种违反。
Nature has no objection to a violation of energy conservation, provided (that) the violation does not last too long.
证明了只有轻子荷才是严格守恒的，各代轻子数分别守恒只能近似成立。
It is proved that only lepton charge is strictly conserved and the individual conservation of the lepton number of every generation of leptons hold only approximately.
在物理中我们并非坚信，能量是守恒的，这并不是一定的，动能不一定守恒。
Now, in physics we do believe very strongly in the conservation of energy, not necessarily in the conservation of kinetic energy.
在文中引入了扩展全空间概念，由此得到电荷守恒和电流守恒的一般形式。
This paper introduces the concept of extended total space, and then we extend conservation of charge and conservation of current to general case.
在皮亚杰之前，并没有人注意到婴儿在追踪和理解客体上，存在着守恒的问题。
Before Piaget, nobody noticed that babies had this problem tracking and understanding objects.
通过推导证明了只有使内边界数值通量守恒才能使并行后的总体数值格式是守恒的。
Through derivation the present thesis proves numerical value flux conservation of sub-domains interface boundary can make parallel numerical schemes conservative.
本文由力学的普遍原理——虚功原理推导出了三维情况下J积分守恒的一般形式；
The general form of J-integral conservation law in three dimensions has been derived from the principle of virtual work.
从一个佯谬问题出发，利用数学计算的方法，得出了稳态电磁场动量守恒的结论。
From a sham false question, used the method of math calculate, received conservation of momentum's conclusion to steady-state electrical and magnetism.
从能量守恒的基本原理出发，讨论了键合图中的多通口元件MTF所具有的性质。
From the viewpoint of energy conserving, the properties of bond graph multiport element MTF are discussed.
从一道力学试题出发，讨论了机械能守恒的条件，并深入研究了守恒规律的协变性要求。
Some mistaken viewpoints were clarified, and requirements on covariability of conservation law were studied deeply.
分析了机械能守恒的内涵及条件，对有的教材关于机械能守恒定律的表述提出了不同的见解。
This article analyses the meaning and prerequisite of conservation of mechanical energy, and poses different standpoints on describing the law of conservation of mechanical energy in some textbooks.
如果我们对某一物体做功，能量守恒的原理告诉我们：所做的功全都必须以某种方式来产生的。
If we do work on any body, the principle of conservation of energy tells us that the work done must all be accounted for in some way.
原始网格与被嵌入网格之间数值通量守恒的实现增强了该方法在捕捉间断时的有效性和可靠性。
The accomplishing of numerical flux conservation between initial grid and embedded grids highly enhances its reliability and efficiency in capturing discontinuous solution.
电荷不仅由衰变“前”到衰变“后”是守恒的，而且在衰变过程的每一个中间的阶段也都是守恒的。
The charge is conserved not only from "before" to " after " but also at every intermediate stage of the process.
电荷不仅由衰变“前”到衰变“后”是守恒的，而且在衰变过程的每一个中间的阶段也都是守恒的。
The charge is conserved not only from "before" to " after " but also at every intermediate stage of the process.
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