介绍一种将线段转换成三维六面体有限元网格的实用方法。
A practical method of generating hexahedron mesh for finite element method through transfering lines into volumes was introduced.
建筑不能脱离三维网格系统，绘画也不能从二维中逃脱出来到另一方面。
Architecture cannot escape from 3d grid system, and paintings also cannot escape from 2d on the other hand.
首先生成二维网格基面，选取三维场域的最复杂截面进行二维剖分，然后再将二维网格拉伸成三维网格。
A double-dimension grid is formed first, then the choosing complicated cross section is analyzed and last the three-dimension grid is formed by stretching the double -dimension grid.
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