利用离散点数据，画点符，并进行不规则三角网的构建，耗时短，速度快，-use of discrete data, and the painting website points, and TIN of Construction, time-consuming short, fast and

软件开发文件具体为离散型数据文件拷贝，多语言处理-Software development file specific data files to copy discrete, multi-language processing