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ge xiang yi xing ti dui shun tai sh bo san she wen ti de bian jie yuan fang fa
Author(s): 
Pages: 84-92
Year: Issue:  1
Journal: Chinese Journal of Theoretical and Applied Mechanics

Keyword:  各向异性体波的散射边界元方法Fourier变换形函数;
Abstract: 本文利用Fourier变换和加权残数法建立了正交各向异性体反平面瞬态波散射问题的边界积分方程,构造了在边界上能满足波动方程的边界元函数,它比常用的二次元和高次元具有较好的适应性。数值结果表明利用该形函数计算高频情形下的散射问题具有很高的精度。
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