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Moreover,the weighted residual method is utilized forestablishing the generalized variational formulation for solving three-dimensional eddy-current problems.

此外，介绍了用加权余量法建立三维涡流问题的等价广义变分问题的基本方法。

We firstly establish the variational formulation, prove the well-posedness, and then use the infinite element method to solve the problem, we provide some numerical examples as well as the convergence.

我们先建立变分公式，证明其适定性，再用无限元方法求解该变分问题，我们证明了收敛性，并提供了数值例子。

By applying global variational formulation and the generalized Lax2Milgram saddle2point theory , it is proven that the discrete problem is well2posed.

通过整体变分方法并借助推广了的Lax2Milgram 鞍点理论，证明了离散解的存在唯一性。

In order to solve the traveler route and departure time choice problem under multiple transportation modes,the variational inequality formulation is proposed in modeling the traveler stochastic dynamic simultaneous route and departure time choice behaviors with elastic demand .

为了解决在多种交通模式条件下出行者的路径与出发时间选择问题，提出了一个变分不等式模型用于模拟具有变需求的多模式随机动态出行选择行为。

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。

Dissipative and coherent effects of X-point solitons are investigated on the basis of dynamic variational formulation in two_dimensional photonic bandgap structure of square lattice.

采用变分方法对于二维矩形光子带隙结构中X点孤子的耗散以及相干作用进行了动力学分析。

To avoid the trouble to construct the basis functions, we introduce a Lagrange multiplier into the variational formulation to replace the constraint condition for the basis.

本文采用同样的思路用Galerkin 边界元方法求解带有约束条件的与第一类Fredholm 间接边界积分方程等价的变分方程，为避免构造基函数时约束条件的限制，我们采用Lagrange 乘子法，把约束条件放入变分方程中去，形成扩展的变分方程，用线形单元离散后求解。

A variational formulation level set model based on the image global information is obtained, which can detect contours both with and without gradient based on global information and eliminate the re-initialization procedure. The stopping term does not depend on the boundary gradient of the image, which overcomes greatly the "over segmentation".

针对这种情况，该文提出了一种基于图像全局信息并且不需要重新初始化的变分水平集红外图像分割方法，不考虑图像边缘梯度的影响，将图像全局信息作为外部能量项，在很大程度上克服了边缘模糊时过分割的情况。

In the thesis a novel formulation of variable-domain variational principle for fluidmechanics has been successfully deduced,and the Kelvin's theorem has beenextended to steady compressible ones.

本文还排导得到了一个新型的变域变分公式，并把Kelvin原理推广到定常可压无旋流体。

The method uses expansion in terms of scaling functions to approximate the axial field component and transforms the field equation into a matrix equation by applying a variational formulation.

在该方法中，用尺度函数把场分量近似为级数，通过变分公式把波导问题化为矩阵方程。

Objective:To compare the response control and attention of Schizophrenic patients with that of the healthy controls by Integrated Visual and Auditorycontinuous performance test. To quantitate the impairment of cognitive function in patients, and to explore the relationship between cognitive function and the severity of the disorder.

目的：探讨精神分裂症病人在IVA持续操作测试中的反应控制能力、注意力等，并与健康人进行比较，从而量化精神分裂症病人的认知功能损害，并进一步探讨其认知功能与疾病严重程度的关系。

Main effective factors including subcooling degree, mechanical vibration, gas hydrate reformation, environment temperature, noncondensing gas and surfactant are analyzed.

指出过冷度、机械振动、重复生成水合物、环境温度、不凝性气体、添加剂是影响气体水合物生成的主要因素，还对R152a水合物的放冷进行了实验研究。