Surface validity and content validity were in accord with the experts and people recognizing.
表面效度、内容效度都符合专家和公众的认同。
The solution to the correspondence problem is important for reconstruction of surface from contours, especially for validity of topology of the reconstructed triangular mesh.
轮廓对应问题的解决是基于轮廓数据曲面重构的关键工作，是保证重建网格模型拓扑关系正确性的基础。
For single block mechanism, such as plane and log-spiral slip surface, the validity of this method has been verified by a typical two-dimensional example.
采用平面和对数螺旋滑裂面的单滑块机制，对典型的二维土压力问题进行分析，其结果说明该方法的有效性。
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