在地理信息系统数据中，有些数据储存过大，要进行压缩！

利用MO实现了基本的工具条事件和简单的编辑，专题制图，缓冲区分析等-The use of MO realize the basic toolbar and simple editing events, thematic mapping, buffer analysis

GIS-data地图数据，水，路，桥，大区，县等-GIS-data map data, water, roads, bridges, big districts and counties, such as

使用mapx开发的系统-use of the system developed MapX

VC++实现底层开发，实现基本的放大缩小漫游等显示功能和鹰眼等功能-VC++ Achieve bottom of the development, realization of the basic zoom and roaming and other display features such as Eagle Eye

实现对精密星历数据的读取,并能内插出任意时间点卫星的位置,且能评定内插的精度.-to achieve precise ephemeris data to the reader, and interpolation from any point in time the satellite location and can assess the accuracy of interpolation.

读写中国地球空间数据交换格式源码-read and write Chinese geospatial data exchange format FOSS

用图形界面的程序装载控制台程序并接收控制台程序的输出。 将tiff转换成PDF的源程序。-Use graphical interface of the program loaded console process and procedures to receive console output. Tiff convert to PDF of the source.

环保模型，包括水污染模型，大气污染模型及爆炸模型，基于ArcGIS Engine开发。-Environmental models, including water pollution model, air pollution models and explosion models, based on ArcGIS Engine development.

一片gis方面的论文，供参考。-a gis of papers for reference.