将一个场变量取作为其余场变量和时间的函数并对这个函数建立基本偏微方程。
One of the field variables is considered as a function of other variables and time, and the fundamental partial differential equation for the function is established.
提出两种非结构化网格生成方法，一种是由结构网格转化为非结构网格，结构化网格的生成是用椭圆型偏微方程法。
One method was unstructured grid transformed from structured grid, which was created by numerically solving the elliptic partial differential equation.
提出两种非结构化网格生成方法，一种是由结构网格转化为非结构网格，结构化网格的生成是用椭圆型偏微方程法。
One method was unstructured grid transformed from structured grid, which was created by numerically solving the elliptic partial differential equation.
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