该文件为二维网格划分程序，网格划分是数值模拟软件的前处理部分，他决定了数值模拟过程的时间和计算结果的精度-the document for the two-dimensional mesh procedure, the mesh is the numerical simulation software before processing. He decided a numerical simulation of the time and the precision of the results

利用matlab仿真得出了布拉格光纤的光传输特性，并求出其数值解 -Using matlab simulation it is concluded that the fiber Bragg light transmission characteristics, and find out the numerical solution