查询词典 velocity potential

It is equivalent to solve differential equation for under water explosion. The modes of velocity potential function and movable boundary are chosen, then, a variational equation system is derived by REDUCE procedure on computer.

在此基础上，选取了流场及运动边界的模态，将泛函对选定的自变函数变分，并取驻值；用REDUCE语言由计算机推出变分方程组。

In order to analyze the influence of fins,a low-order panel method based on velocity potential was used to predict the steady hydrodynamic performance of a podded propeller with fins.

为了分析鳍对吊舱推进器水动力性能的影响，用基于速度势的低阶面元法预报附鳍吊舱推进器的定常水动力性能。

The main contents include the kinematic and dynamic characteristics of floating body and concept about large body; the kinematic and dynamic conditions and governing equations for constrained floating body; illumination of simple harmonic by decomposition into diffraction and radiation; introduction of relevant effect forces; the formula of velocity potential in waters with constant depth; the scattering by a vertical cylinder with circular cross section.

简述浮体的运动及动力特征、大尺度物体的概念；受约束浮体的运动学及动力学条件及其控制方程；通过分解为绕射和辐射问题讲解简谐运动及有关的作用力；等水深地形上速度势的表达式；铅垂圆柱产生的散射。

Based on the vibro-acoustography and basic sector-array field theory, a modified and accurate velocity potential function is obtained.

在相关振动声成像和扇阵换能器的理论基础上，经过推导修正并得到了精确的速度势函数。

Therefore, to choose higher long jumpers with more velocity potential and to develop their ta...

选材中注意选拔身材较高且具有较大速度潜力的运动员，同时在训练中倾向于发展跳远运动员在快速助跑中的起跳能力，是我国男子跳远运动在理论和实践中努力的方向。

The coupled frequency equation is obtained by using double velocity potential functions.

因此，在某些条件下，流体可压缩性对R-T不稳定性的影响是不能忽略的。

A new method is suggested in which velocity potential of a Kelvin source moving in infinite deep uniform fluid is taken as a basic Green function.

提出了将Kelvin源格林函数作为基本解的求解物体在分层流体中兴波问题的计算方法。

To solve the velocity potential,we used an integro-differential equation.

采用关于扰动速度势的基本积分微分方程，并采用双曲面形状的面元以消除面元间的缝隙。

That is, the constant element for velocity potential, called 0 type element, and linear element for its nor

即对势函数采用线性元(或称之&1&型单元)，而对势函数法向导数采用常数元(或称之&0&型单元)，以这样的0-1混合型边界元剖分计算域的

This paper discusses the dynamic response of beams resting on fluid withthe general asymmetric deformations assuming that the fluid resistance is related to the velocity potential of the fluid.

本文讨论了置于液体表面上的梁在一般的非对称变形模式下的塑性动力响应问题。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。