能量守恒

An analytic method to study the periodic motion of double pendulums is presented.

描述了一种平面自由运动的双摆，考虑动量矩和能量守恒的条件，根据刘维尔可积定理可知该系统的可积性。

The design of a total energy conserving semi-implicit scheme for the multiple-level baroclinic primitive equation has remained an unsolved problem for a long time.

斜压原始方程半隐式全能量守恒格式的构造问题长期没有解决。

And this, he supposed, would not imply a violation of the principle of the conservation of energy.

他建议说这不会带来对能量守恒原理的违反。

On the principle of the conservation of energy, the heat lost must be equal to the heat gained.

根据能量守恒定律，损失的热量必然等于所得到德热量。

An then according to energy conservation, tempreture coefficient of refractive index of the material is obtained.

根据能量守恒，得到该材料的折射率温度系数，与公布值比较，验证了本方法的正确性。

By using the equi-valent gravity wave assumptionof tidal waves, the interaction among the typical 2 days planetary wave,semidiurnal tide and 9.6 hours inertial-gravity waves are investigatedin detail.

利用潮汐波的等价重力波假设，讨论了2天行星波与半日潮及9.6 h惯性重力波的相互作用，三波相互作用时能量守恒。

The velocity, temperature and oxygen concentration distribution in the smolder propagation process were deduced.

在逆向受迫对流每件下，忽略残碳和氧气的反应，材料阴燃的化学反应采用两步反应模型，使用积分方法求解各个移动区域的质量和能量守恒方程，推导出阴燃传播速度、温度以及氧气浓度分布。

With the help of tensor analysis theory, the velocity field and the strain rate field during the tri-walled tube forming process are deduced, and the energy rate and the needed driving force are determined.

运用数学物理方法，遵循能量守恒定律对卷焊管电阻直热式钎焊过程进行了稳态分析，求得了焊接区上的温度分布及钎焊各工艺参数间的关系，并进一步探讨了钎焊温度波动控制策略及方法。

Energy Conservation and Conversion, Wave-Particle Duality, Grand Unified Theory

能量守恒和转换，波粒二象性，大统一理论

In this paper the model of the thermal conduction between the wellhole and the formation was developed after considering the effects of the heat conduction and the heat convection on the basis of the law of conservation of energy, then the temperature distribution varied with the depth of the interior and the exterior of the drilling pipe was calculated during the gas drilling, which provides the accurate basic data for exact calculation of the temperature distribution of the wellhole.

本文根据能量守恒定律，考虑热传导、热对流的影响，建立了井筒和地层之间的热传递模型，计算了气体钻井过程中管柱内外沿井深的温度分布，为气体钻井计算井筒压力分布提供了准确的基础数据。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。