This method can reduce false diffusion in the numerical simulation, ease the difficulty of the mesh generation, and control the numbers of the mesh, which can save the computing time efficiently.

• 这种网格划分的方法可以有效的减小数值模拟中的伪扩散，大大减轻了网格生成的难度，使网格数量不至于过大，有效地节省了计算所花费的时间。