本文证明了求解周期区域上的二阶线性偏微分方程的一致有效渐近解的正交条件是充分和必要的。
In this paper, We prove that the orthogonal condition to solve the uniform asymptotic solution of second order linear P. D. E in periodic region is the necessary and sufficient condition.
理论分析和数值实验均表明：多尺度数值方法对求解多孔复合介质周期结构的热传导和质扩散问题是可行的和有效的。
The theoretical analysis and numerical experiments show that the multiscale finite element method presented in this paper is very effective to solve above these kinds of problems.
本文试图借助复变函数方法求解在面斜对称载荷下无限各向异性弹性介质的周期裂纹问题。
This paper attempts to solve the periodic crack problems of infinitive anisotropic media for plane skew-symmetric loadings by means of the method of complex function.
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