查询词典 evolution equation

In this paper the EFGM is used to discretized the equation of evolution in time domain.

本文将伽辽金型无网格法应用对发展方程在空间域上的离散。

The mean curvature flow is a very important geometric evolution equation.

中曲率流是非常重要的几何发展方程。

This dissertation mainly studies finding exact solutions of some nonlinear evolution equation arrising from physics.

本文主要研究了在物理学领域中提出的一些非线性演化方程或方程组的精确解的求解问题。

In this thesis.Cauchy problem of evolution equation is discussed.

对于大多数形如上两式的方程，解不容易写出。

The constitutive equations and the damage evolution equation are deduced in detail.

详细推导了本构模型方程和损伤方程。

A damage evolution equation was introduced in the determination of the dynamic fracture criteria.

推导出一种实用的动态断裂准则；且在推导中引入了一个损伤演化方程。

The stress concentration factor is introduced to modify the fatigue limit and a practical damage evolution equation is established.

引入应力集中因子修正疲劳极限，提出一种实用有效的损伤演化方程。

For the definition of two damage variables,damage variable and damage evolution equation are derived respectively.

针对两种损伤的定义，给出了损伤变量和损伤演化方程，同时用损伤力学定义了边坡的安全系数为极限损伤与最大损伤变量之比，并给出了应用算例。

This paper contains three sections:In section 1,this paper introduces the background and the research results of assets evolution equation and the optimal control problem.And some preliminaries and main results are presented.

本文共分三节：第一节，介绍了资产发展方程以及最优控制问题的研究背景及现状，给出了预备知识及本文的主要结果。

The model has been generalized to the condition with dissipation, which is an effective work of mine, and the evolution equation of the density operator is present.

此外，我的一个有效工作是还把该模型推广到有环境耗散情形，引入系统密度矩阵的演化动力学方程。

We were cousins—his grandfather was King of Scots,and his great-grandfather was Henry VII of England.

我们是堂姐弟——他的祖父曾是苏格兰国王，他的曾祖父是英格兰的亨利二世。

I do want to help you, but I am in a quandary now!

我是想帮你，但是我现在左右为难啊！