By boundary attraction the mesh boundary approached the domain boundary and inner-domain boundary, the spring and equilateral tetrahedron approach method optimized the mesh structure effectually.

其中，边界引力有效解决了流场边界恢复和内嵌边界问题，弹簧振子和正四面体趋进技术有效调整网格结构并提高网格质量。

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By boundary attraction the mesh boundary approached the domain boundary and inner-domain boundary, the spring and equilateral tetrahedron approach method optimized the mesh structure effectually.

其中，边界引力有效解决了流场边界恢复和内嵌边界问题，弹簧振子和正四面体趋进技术有效调整网格结构并提高网格质量。

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