能量在其任何形式都是守恒的。
我们要再一次假定，动量是守恒的。
仅仅利用机械能概念，它是守恒的。
We only used the concept of mechanical energy, which is conserved.
系统作为一个整体，动量是守恒的。
It's just the system as a whole for which the momentum is then conserved.
机械能是守恒的，因为重力是守恒力。
Mechanical energy is conserved, because gravity is a conservative force.
总能量必须是守恒的。
我们仍将看到违反CP守恒的现象。
在标准模型中重子数是绝对守恒的。
The baryon numbers are absolutely conserved in the Standard Model.
动能是守恒的。
在一个封闭的经济体系，货币是守恒的。
提出了一种满足通量守恒的内边界耦合条件。
An internal coupling condition is given to make the conservation of flux satisfied.
能量是守恒的，也就是说不会减少，也不会增加。
Energy is conserved, that is, none is lost and none is increased.
因此，我们不能把语句“能量是守恒的”做为一个绝对的陈述。
As a consequence, we cannot turn the statement "energy is conserved" into an absolute statement.
想想多少有点奇怪，我们都知道物质和能量是守恒的，而且信息却可以不断的增加。
This is rather strange. We know that matter and energy cannot increase but apparently information can.
这是唯一的方法,自然使动量守恒之道。
我要写下整体的，能量守恒，机械能。
I'm going to write down the conservation of total energy, mechanical energy.
肯定有什么，基础性的错误，这个机械能守恒定理。
There must be something fundamentally wrong with the conservation of mechanical energy.
我们甚至没有讲过它,当我们运用机械能,守恒定理的时候。
We didn't even talk about it when we did the conservation of mechanical energy.
宇宙的物质和能量守恒。
然后应用能量守恒定律去求得螺杆泵转子的设计规律。
Then, find out the design rules with the conservation law of energy.
考虑一类非守恒形式的对流扩散边值问题。
In this paper, we consider a nonconservative convection-diffusion boundary value problem.
能量守恒定律也获得简单的形式。
概念“守恒”是一个复杂的变化过程。
The "conservation" of concept is a complex and changeable process.
能量守恒这一概念是热力学的第一定律。
The idea that energy is conserved is the first law of thermodynamics.
提出动力学系统守恒定律构成的一般途径。
To present a general approach to the construction of conservation laws for the dynamical system.
十分明显地给出了J积分守恒成立的几个必要条件。
The necessary conditions for J-integral conservation are also given.
从而可建立热量运动的守恒方程组。
As a result conservation equations for motion of heat can be established.
物质运动在量上的守恒和在质上的转化是自然界的一条基本法则。
The conservation and transformation of movement are a basic law in nature.
能量守恒和能量转换定律是工程实践的主要基础。
The law of conservation and transformation of energy is the chief basis of engineering practice.
其次，给出结构方程和守恒量的形式。
Next, the structure equation and the form of conserved quantities were obtained.
应用推荐