讲解GIS空间数据水印信息隐藏与加密技术方法的论文，对编写GIS矢量数据的数字水印程序有一定帮助...

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.

mapgis二次开发sdk，实例程序，有部分vb程序，献给mapgis二次开发的朋友。-mapgis secondary development sdk, examples of procedures, some vb procedures, mapgis dedicated secondary development of a friend.

本软件能快速生成条码，各种黑白相间的一维条码-This software can quickly generate bar code, a variety of black-and-white one-dimensional bar code

vc＋＋ 平台实现的，采用对话框形式，利用mapx工具编程，实现 放大，缩小，还原，测量距离，查看图层信息等功能，适合初学者-vc platform to achieve, using the dialog box, using MapX tool for programming, to achieve amplification, reduced, reduction, measuring the distance to see features such as layers of information, suitable for beginners

Mapobject+Delphi深入开发-Mapobject+ Delphi-depth development

基于MO实现ADO数据库的连接，访问与显示输出。速度比DAO快很多。-MO-based realize ADO database connectivity, access and display the output. Speed much faster than the DAO.

利用Mapx+Delphi编写电子地图的实例，自己变成时可直接放置mapx控件，这样更简单-Mapx Delphi use electronic maps example, when they become mapx placed directly controls, which is more simple

用c＋＋读写E00文件，文件的显示动能完全实现，但是属性数据还没能读取成功-Using c read and write E00 document, the document shows the full realization of kinetic energy, but the attribute data can be read not successful

佛山09年最新矢量地图(MapInfo格式)-Foshan vector maps like map (MapInfo format)

dem地形数据的Java处理源码，有意义、-dem terrain data processing Java source code, meaningful,