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.
能量守恒与能量转换可表述如下。
The statement of the conservation and transformation of energy is as follows.
通过滑板的人了解能量守恒!
“守恒”这个词来自于物理学;,如果说能量守恒。
Well, the word conservative comes from the idea in physics; if the conservation of energy.
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.
宇宙的物质和能量守恒。
这一原理,也即能量守恒,是物理学中最宝贵的定律之一。
This principle, called conservation of energy, is one of our most cherished laws of physics.
谁发现了能量守恒?
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.
能量守恒是科学家已发现的关于宇宙的最基本的规律。
Conservation of energy may be the most basic rule that scientists have yet discovered concerning the universe.
并对时间平移对称性与能量守恒作了简单的几何表述。
And have a simple geometric express for time translation symmetry and conservation of energy.
利用有限差分法将该方程与能量守恒方程进行了耦合求解。
By using finite difference method, the derived equation was solved coupling with energy conservation equations.
另一方面,如果时间对称性被破坏/不再成立,能量守恒就也随之不再成立。
On the other hand, were time symmetry to break down, conservation of energy would fail.
以前算过-,这是能量守恒,为了算出,简谐振荡的周期,我们求时间导数。
We've done this before-- this is the conservation of energy, and in order to find the period of the simple harmonic oscillation, we take the time derivative.
通过能量守恒推导材料体吸收系数与材料反射率和透射率的关系。
The relation of the volumetric ratio , reflectivity and transmissivity can be deduced by the conservation law of energy.
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.
不仅仅是因为能量守恒被实验无数次地证实过,科学家信赖它也是有理论依据的。
NOT ONLY HAS CONSERVATION of energy been empirically validated many times over, but scientists also have good theoretical reasons to believe it.
由于物理定律规定能量守恒,其它恒星将获得同等巨大能量的推动,以惊人的速度飞走。
Since the laws of physics dictate that energy be conserved, the other star would gain an equally large energy boost, flying away at tremendous speed.
混凝土构件温度场的计算可以根据能量守恒原理,采用有限元方法进行求解。
Based on principle of conservation of energy, the thermal field of concrete component can be gotten by the method of finite element.
列出了描述蒸汽发生器模型的质量、能量守恒方程以及流量方程和传热方程。
The mass conservation equation, energy conservation equation, flow equation and heat transfer equation are described in this paper.
通过比较傅里叶分析和小波分析中能量守恒公式,提出了小波能量谱的概念。
The conception of wavelet energy spectrum (WES) is posed by comparing the conservation of total energy in harmonic analysis, power spectrum analysis and wavelet transform.
基于能量守恒、动量守恒、质量守恒方程,建立描述绝热毛细管特性的数学模型。
The adiabatic capillary tube model was established based on energy conservation, mass conservation and momentum conservation equations.
如果能量能自发地从冰块扩散到周围的水中,这种现象的出现就完全符合能量守恒。
If energy were to flow spontaneously from a block of ice to a surrounding volume of water, this could occur in complete accord with energy conservation.
因此,说能量守恒,就等同于说现在的物理定律与从前的物理定律相同,到了未来也不会改变。
So, saying that energy is conserved is as solid as saying that the laws of physics are the same now as they were in the past and will be in the future.
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。
Conservation of mass, momentum, and energy are used to solve for the liquid film thickness, velocity, and temperature.
根据化工热力学能量守恒方程,推导出了两种容器内可燃气体爆炸温度和压力的计算方法。
Based on the energy conversation equation of chemical engineering thermodynamics, two computation methods of explosion temperature and pressure of gas explosion in vessels were built.
根据化工热力学能量守恒方程,推导出了两种容器内可燃气体爆炸温度和压力的计算方法。
Based on the energy conversation equation of chemical engineering thermodynamics, two computation methods of explosion temperature and pressure of gas explosion in vessels were built.
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