| 二维正交各向异性位势问题的高阶单元快速多极边界元法1) | 
| 李聪, 胡斌, 胡宗军, 牛忠荣 | 
| ANALYSIS OF 2-D ORTHOTROPIC POTENTIAL PROBLEMS USING FAST MULTIPOLE BOUNDARY ELEMENT METHOD WITH HIGHER ORDER ELEMENTS1) | 
| Li Cong, Hu Bin, Hu Zongjun, Niu Zhongrong | 
| 图12 CPU时间与自由度的关系 | 
| Fig.12 Relationship between CPU time and degrees of freedom | 
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