In this article, the Cartesian grid generation method and the rigid motion of the computational domain method are researched by the author.
本文在完善原有网格生成的基础上，研究了基于计算域刚性运动方法的动网格技术。
The computational domain is discretized by a series of elements with adaptable shape, linear inter-potation function is used in each element.
利用一系列适当形状的元素将计算区域离散，在元素内采用线性插值函数。
For the scientific computation, the computational domain is usually discretized into grids, and the differential equations are discretized on the grids.
在高性能科学计算中，计算区域通常被离散成网格，微分方程在网格上由计算方法离散。
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