查询词典 equation of continuity

The equation of continuity of substance in water is thus derived and well verified with field data, the discrepancy being less than 10%.

为了研究上述引水稀释方案改善西湖水质的效某，作为第一步，先在小南湖作现场试验，以作进一步研究的基础。

The method we apply is simpler and more intuive and thus helpful for underlying the inner physics than the method only through solving the continuity equation since 40 years ago.

我们的方法比40年来所采用的求解电子能量空间扩散方程的方法不但简单，而且更直观并能揭示其中的物理过程。

Using the new principle.Leopold hydraulic geometry can be derived from continuity equation of flow.

运用比例协调原理，Leopold公式可以从水流连续性方程直接导出。

Now what we finally came up with is that it is still the most robust and the best way to evaluate valvular stenosis by reporting a composite of peak transvalvular velocity, mean gradient and continuity equation valve area.

我们最终得到的结果是，跨瓣峰流速、平均梯度和瓣膜面积的复合指标仍然是最稳定和有效的评价瓣膜狭窄的方法。

In order to explain the phenomena of negative capacitance in light-emitting diodes, we presented a new model based upon the local strong recombination in active region. And we deduced the analytic expression of NC from continuity equation.

为解释发光二极管中的负电容现象，提出了在有源区与局部强复合效应有关的新模型，首次通过对载流子连续性方程的求解导出了NC的解析表达式。

E. the discrete scheme of FBEM and the inner damping method of continuity equation, the author made numerical analysis of viscous flow field in cascade and cascade experiment in the experimental wind tunnel of Section 204 of Harbin Institute of Technology. The calculated results are in agreement with the experimental ones.

为进一步验证本文提出的有限边界元素法离散格式和连续方程的内部阻尼法的可行性，作者对叶栅内的粘性流场进行了数值分析，并与在哈尔滨工业大学204教研室的实验风洞上进行的叶栅实验结果进行了比较。

Consequently ,the paper makes out experimental investigation and numeric calculation for phenomenon of water hammer, and deeply proves that the continuity equation for water hammer calculation is false by comparing and analyzing them.

接着，进行了水击现象的试验研究和数值计算，并将二者进行了比较分析，进一步证明前面分析的结论，水击计算的连续性方程确实是错误的。

In this paper,at first we transformed the nonlinear elliptic system of 2m first order equations into the complex form, then by use the results on the Riemann-Hilbert problem for nonlinear elliptic complex equation of first order, the method of continuity, the Schauder fixed-point theorem and the Leray-Schauder theorem, we proved that the modified Riemann-Hilbert boundary value problem for the complex system with some conditions is solvable.

本文先将较一般的多个未知函数的一阶椭圆型实方程组化为复方程组，然后讨论这些复方程组在某些条件下的一些边值问题的可解性。这里所考虑的方程组既包含线性的，也包含非线性的，比广义超解析函数所满足的方程组还要广，又本文主要研究较一般的Riemann-Hilbert边值问题，先给出这种边值问题解的先验估计式，然后用参数开拓法及Leray-Schauder定理证明这种边值问题的可解性结果。

By combination of balance equations of electron energy, current continuity equation and distribution function of electron energy, a model to simulate the coaxial RF discharge is set up.

结果表明：对于同轴环形波导，存在三种形式的低耦合损失谐振腔结构，即半共焦结构、半共心结构和平行平面腔结构。

The ones, including conservation of mass, conservation of energy, Newtonian equations of motion, conservation of electric charge, linear momentum principle, continuity equation and Maxwell equations for electromagnet etc., are suitable to all substances. They are universal laws in nature.

连续介质力学的基本方程可分为两类：一类适用于所有物体，构成了自然界的普适规律，如质量守恒、能量守恒、电荷守恒，牛顿运动方程，马克斯威尔电磁学方程、熵产率恒正原理等。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

The engine was uprated from a 90hp Franklin to a 125hp Lycoming.

改良过的引擎是从90hp到125hp莱康明富兰克林。