The UTM coordinate system is a grid-based method for specifying coordinates.
UTM 坐标系统使用基于网格的方法表示坐标。
2
It is based on physical component and body-fitted coordinate (PCBFC), and applies arbitrary Lagrangian Eulerian (ALE) method to realize the grid moving.
程序基于物理组成贴体坐标系(PCBFC)，结合任意拉格朗日欧拉坐标法(ale)实现网格的移动。
3
The seven-grid difference format and nine-grid difference format of Helmholtz equation in right coordinate in the way of Taylor series method have been derived.