我的GPS作业,星历转换的~需要专业知识-GPS operations, ephemeris conversion to require professional knowledge

用openGL调用ERIS的*.shp格式的地图文件-ERIS with openGL call of the*. shp format map files

鹰眼功能实现地理信息系统数据的浏览,mapbasic编程-Hawkeye Function GIS data browser, mapinfo Programming

功能： 反查汉字的区位码，或逐区显示汉字。 说明： 在源代码中，不仅演示了GB内码的操作，还演示了drag-drop功能的实现。-functions : anti-Chinese investigation in an area code, or case-by-district shows Chinese characters. Description : In the source code, not only demonstrated the GB internal codes, the operation also demonstrated a drag-drop performance.

本人总结的GIS中重要的开源库GDAL的使用方法!-I have summarized the important open source GIS library GDAL to use!

MapObject VISUAL BASIC

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.

MapXtreme for Java 3.x开发指南1-MapXtreme Java 3.x for the development of a Guide

RaT(Radar Tools)--唯一一款IDL语言编写的开源软件(rat_v0.20_binary.tar) 内含所有源代码(rat_v0.20_source.tar)-RaT (Radar Tools) only an IDL language open-source software (rat_v0.20_binary.tar) contains all the source code (rat_v0.20_source.tar)

MapInfo MapX是一个用来做地图化工作的OCX控件，它可以很容易地在您的应用程序中加入强大的制图功能。它可以把您的数据用地图的形式显示出来，更易于理解。地图形式可以比简单的图表、图形提供更多的信息，而且描述地图比描述数据表更加简单迅速。本章主要对mapx的安装和在编程语言中的使用进行讲解。-MapInfo MapX is used as a map of the OCX controls, it can very easily in your application into a powerful mapping function. It could use your data in the form of maps, and easier to understand. Maps can be more than a simple form of charts, graphics provide more information, and the descriptions over the map data sheet describes more simply and rapidly. This chapter primarily MapX in the installation and programming language on the use.