连续性方程

Mathematical derivation and classical application of continuity equation and Bernoulli equation are given in flow measurement.

文章介绍了流体力学理论如何和流量计量结合，给出连续性方程和伯努利方程在流量上的推导和经典的应用。

The paper presents a new method,based on the essence of continuity equation,to specify the BCs for pressure correction equation.

提出从连续性方程本质出发确定压力修正方程边界条件的新方法。

Firstly, N-S equation and continuity equation in the gap of rotating dynamic membrane separator are founded.

首先，首次通过理论分析，建立起旋转动态膜环隙间的N-S方程及连续性方程，根据动态过滤的特点，描述了环隙间流场的速度分布，并得出膜面压力计算式：〓，通过实验测试，验证了膜面压力解的准确性。

The velocity field was established by introducing the continuity equation into momentum equation.

采用罚有限元法将连续性方程引入到动量方程，获得了速度场分布。

Derive the equations of continuity by using the method of infinitesimal based on the mass balance equations and the differential equations of gas and oil phase fluid flow.

再根据物质平衡原理，利用微元法分析凝析油气渗流规律，建立连续性方程，从而导出凝析油气渗流微分方程。

By using of current continuity function and Poisson function, we have calculated the carrier injection characteristics under low frequency and small signal condition.

利用电流连续性方程和泊松方程计算了低频、小注入情况下，应变量子阱结构激光器的载流子注入特性。

Two dimensions mathematics model is set up by continuous equation and Ergun equation to discuss gas flow character.

并利用连续性方程和Ergun方程建立气体等温流动的二维数学模型，对不同气体流量等条件下的特性进行了研究和探讨。

The continuum equation for tumor cell and the diffusion equation for nutrients and inhibitor are established.

建立肿瘤细胞相的连续性方程与营养、抑制因子的扩散方程。

A mathematical model for fluid-solid coupling in reservoir was constructed based on the equilibrium equation of solid skeleton and continuity equation of wetting liquid in porous medium.

根据饱和多孔介质固体骨架的平衡方程和多孔介质中流体的连续性方程，建立了储层流固耦合数学模型。

The equation of continuity is then used to further get a 2-order elliptical equation satisfied by sea surface elevation, and the unpenetrable condition at the shore wall of semi-closed sea area is also derived by means of tidal level.

然后利用连续性方程进一步得到了海面升高即潮位所满足的二阶椭圆型方程，进而导出了以潮位形式给出的半封闭海区岸壁不可穿透条件。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。