The range of local body-fitting coordinate mesh adjacent to the wall with special geometry should not be too wide or extended, or it would cause the aberration of computational results.
特殊几何形状壁面附近局部贴体坐标网格的范围不宜太大，否则会引起计算结果的畸变。
In the mesh generation of the finite element computation, the transition elements connecting the dense and sparse meshes have great effect on the precision of the computational results.
连接密网格与疏网格的过渡单元对有限元计算结果的精度有较大的影响。
The method can be implemented with great efficiency in numerically simulation for the reason of mesh division can be made in scattering region instead of whole computational domain.
在数值计算中，该方程方法只需将散射体进行剖分，而不必将剖分推至整个计算域内进行，计算效率较高。
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