势流

Axisymmetric body ; potential flow ; illˉconditioned system ; prec ondition

回转体；势流；病态系统；预处理

According to the theory of the plane potential flow,main parameters are calculated for the concrete jet pump .

基于平面势流理论对混凝土射流泵装置的主要参数进行了理论设计，提出了一种新的设计方法。

The linear aerodynamic forces of airship hull were calculated by Allen viscous cross flow theory.

根据势流理论对飞艇艇身线性气动力进行分析计算，由于飞艇艇体是旋成体，故根据Allen的横流阻力理论对其所受的非线性气动力进行计算；

The linear aerodynamic forces of airship hull were calculated in terms of Munk airship theory. The linear aerodynamic forces of airship hull were calculated by Allen viscous cross flow theory. The fins linear aerodynamic forces were calculated by approach of panel method.

根据势流理论对飞艇艇身线性气动力进行分析计算，由于飞艇艇体是旋成体，故根据Allen的横流阻力理论对其所受的非线性气动力进行计算；尾翼的线性气动力采用有限基本解方法进行计算，非线性气动力用Polhamus-Lamar吸力比拟方法估算。

Wave loads on articulated tower and tanker are calculated by using Morison equation and potential flow theory.

采用莫里森方程和势流理论分别计算了铰接塔和油轮的波浪载荷。

In this paper, a numerical computation of pressure on overline bridge surface by a high- speed train head is carried out with 3D Panel method.

采用 三维不可压缩势流模型和面元法，对高速列车通过时作用在跨线天桥表面上的气动压力进行了数值计算。

Then,with an example of potential flow around a ball,the validity and reliability of the algorithm were verified.

并以计算圆球势流压力分布为例，验证了该算法的有效性和可靠性。

Numerical analysis, of potential flow.

数值分析，势流。

A 3D potential flow theory is carried out to solve the wave-induced coupled motions between two ships.

本文采用三维势流理论求解两船在波浪中相互干扰的耦合运动。

Based on potential flow assumption, numerical model of bubble dynamics is erected and corresponding computation program is exploited.

基于势流假设，建立气泡动力学数值模型，并开发计算程序。

What are your goals and strategies for growth?

你的成长目标和策略是什么？

And unto the angel of the church in Sardis write; These things saith he that hath the seven irits of God, and the seven star I know thy works, that thou hast a name that thou livest, and art dead.

3：1 你要写信给撒狄教会的使者，说，那有神的七灵和七星的，说，我知道你的行为，按名你是活的，其实是死的。