We first improve the complementary variational principle.
首先改进互补变分原理。
The foundation of the solving methods is the variational principle.
求解方法的基础是变分原理。
Regarding initial stresses as parameters, a variational principle of displacement is suggested.
用初应力作为参数，提出初应力位形上小变形问题的位移变分原理；
Some references indicated that the extremum in the Schrodinger variational principle is a minimum.
已有的一些文献指出，薛定谔变分原理中的极值是极小值。
The boundary integral terms of variational principle are cancelled mutually for the adjacent elements.
变分原理的边界积分项对于相邻单元互相抵消。
Based on discrete variational principle, the equations of motion for the discrete systems are established.
根据离散变分原理建立离散系统的运动方程。
The boundary integral terms of the variational principle are cancelled mutually for the adjacent elements.
变分原理的边界积分项对于相邻单元相互抵消。
By variational principle we obtain a system of differential equations and corresponding boundary conditions.
利用变分原理得到平衡微分方程组和相应的边界条件。
As we know, perturbed and optimization and variational principle play an important role in nonlinear analysis.
我们知道，扰动优化或变分原理在非线性分析领域中也起到了很大的作用。
Based on the sub-region generalized variational principle, the solving equations of the problem are derived directly.
根据分区广义变分原理，直接导出问题的求解方程式。
The paper presents a new symmetric coupling approach of BEM and FEM, which is based on the sub-region variational principle.
本文从弹性力学分区变分原理出发，提出一种新的有限元与边界元的对称耦合方法。
Using the variational principle, the difference scheme with thermal-flux form in the irregular structured mesh is presented.
用变分原理在不规则结构网格上建立热流通量形式的差分格式。
On the basis of the energy-variational principle, the differential equations and boundary conditions of curved box girder are derived.
利用能量变分原理，推导出平面曲线箱梁的基本微分方程、边界条件；
Based on the variational principle of potential energy, displacement jump condition which depends only on material strength is derived.
应用势能变分原理导出了位移间断条件，它仅与材料的强度有关。
This paper prove a variational principle middle plane tension complementary energy for problems of large defection for thin circle plate.
本文对圆板大挠度问题证明了与中面拉伸余能相关的一个余能驻值原理。
The parametric variational principle may be used to finite element analysis as in plastic limit analysis and in elastic contact problems.
如同弹性接触问题及极限分析中那样，该原理可望用于有限元数值分析中。
Space stiffness matrix of T-shape, L-shape and -shape short-leg shear wall is derived by virtual work principle and variational principle.
利用虚功原理和变分原理分别推导了T形、L形和一字形截面的短肢剪力墙空间单元刚度矩阵。
The preconditions, additional conditions and reflection laws of variational principle are the complete elementary equations in elasticity.
弹性力学变分原理的先决条件、补充条件和反映的规律一起正是弹性力学全部基本方程。
By the use of the variational principle of complementary energy, the closed form of the stresses of double-layer composite bar is obtained.
运用最小余能原理，求得了双层复合材料杆温度应力的封闭解。
By the parametric potential energy variational principle, the analytic solution of expansion problem of granular material pile is obtained.
利用参变量最小势能原理，求出了散体材料桩扩张问题的解析解。
The analytical solutions of composite modulus in both elastic and plastic conditions are deduced by applying parametric variational principle.
应用参变量变分原理推导了复合模量在弹性及塑性状态下的解析解。
In this paper, a new mixed variational principle of energy in linear elasticity the state-parted variational principle of energy is presented.
本文提出了线弹性体力学的一类混合能量变分原理——分态能量变分原理。
Two computational cases that have analytic solutions are employed for studying the adaptive grid technique based on the variational principle.
利用两个具有解析解的算例研究基于变分原理的自适应网格技术。
This dissertation established numerical methods in the fuzzy structural analysis on the basis of fuzzy variational principle and peak fuzzy number.
本文依据模糊变分原理以及峰型模糊数的运算法则，建立了模糊结构分析的数值理论和方法。
A variational principle is presented in this paper for directly calculating the potential coefficients in solving the mixed boundary value problem.
本文提出了利用变分法解混合边值问题直接计算位系数的原理。
Taking soil slope as an example, model and analytic formula of the most dangerous sliding surface are developed according to variational principle.
基于变分原理，以土质斜坡为例，介绍斜坡潜在最危险滑动面的计算模型及解析表达式。
In this paper the analysis of cable-supported dome structure under axisymmetrical loading is discussed and solved by the energy variational principle.
本文对索承穹顶结构在轴对称荷载作用下的分析进行研究，并用能量变分原理进行求解。
Then its generalized variational principle is established on the basis of Lagrange multiplier method by absorbing the first kind of boundary condition.
然后利用拉格朗日乘子法，吸收第一类边界条件，从而得出其广义变分原理；
In this paper, resonant frequency of the deformed circular microstrip antennas is investigated based on variational principle and the perturbation concept.
本文用变分法并结合微扰理论分析了一种变形圆贴片宽频带微带天线的谐振频率。
In this paper, resonant frequency of the deformed circular microstrip antennas is investigated based on variational principle and the perturbation concept.
本文用变分法并结合微扰理论分析了一种变形圆贴片宽频带微带天线的谐振频率。
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