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Without considering the EM effect and using the generalized variational structure principle, It can get the corresponding variational structure equation.

通过用四面体单元和三棱柱单元对大地模型进行剖分、插值、总体集成，最后解方程，实现了在水平地形和起伏地形条件下频率域激电参数的正演模拟。2。

This integral equation is incorporated into a velocity-pressure variational formulation for the interior region, and a finite element method is used to approximate the resulting variational problem.

本文在绪论中简单介绍了边界元的发展历史及其发展现状，并把边界元和有限元做了简单的比较，介绍了它们各自的优缺点。

By modification of the mixed Gurtin variational principle in Laplace space, a variational formulation is developed with respect to interior displacements and the transverse shear components of stresses in elements.

通过修正Gurtin型混合变分原理，给出了一个以单元内部位移和单元应力中横向剪切应力分量为参变量的部分应力杂交变分格式。

By combining cell-transit model with variational inequality formation of dynamic transportation analysis, the cell-based variational inequality formulation of dynamic user optimal assignment model is used to evaluate quantificational the affection of different management strategies cutting traffic congestion.

本文在平衡交通流分析框架下，着重研究了行人自行车对平衡交通流的影响分析、拥挤道路使用收费对平衡交通流的影响分析、基于元胞-变分不等式动态交通模型的交通评价和区域出入口交通需求O-D矩阵估计技术四个基本问题。

Variational problem is a bridge to solve boundary values by variational inequality.

变分问题是用变分不等式解决边值问题的桥梁。

Besides, the relation between the variational principle and Calerkin variational method is deduced.

另外，还推导了该变分原理与Calerkin变分方法的关系。

On the basis of the un conditional variational problem of higher order derivatives, this paper studies conditional variational problem .

在含高阶导数的泛函无约束变分问题基础上，进一步研究条件变分问题。

The variational problem of semi-discrete problem is given, the well-posedness of the variational problem is proved, and some error estimates are presented.

给出半离散化问题的变分问题，证明了变分问题的适定性，并给出了误差估计。

In this context a genetic algorithm was applied to the four-dimension (4-D) variational data assimilation, which provided a kind of new and effective method in the initial field optimization. The theoretical basis and detailed algorithm were introduced in this paper. At the same time, according to the property of the variational problem itself, we designed the rational genetic coding, operators and parameters.

本文将遗传算法应用于四维变分资料同化问题，提供了一种新的较为有效的NWP初始场优化方法，给出了相应的理论依据和详细算法，并结合变分问题本身的特点，设计了合理的遗传编码、遗传操作和遗传参数。

In this paper,we first establish an equivalence between a vector variational inequality problem and a generalized variational inequality problem.

文章首先建立了向量变分不等式与广义变分不等式之间的等价关系，然后利用这个结论，建立了向量变分不等式的Levitin-Polyak适定性与广义变分不等式的Levitin- Polyak适定性之间的等价关系。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。