ArcEngine命令加载Licence

这是一篇关于工程土方计算DEM法探讨的论文，功能比较完善，可以作为初学者的参考-This is an article on the project earthwork calculation method DEM paper, a relatively complete feature can be used as a reference for beginners

一本关于GIS开发的书籍，撰写明细，对于初步了解GIS开发者有启迪作用-one on the development of the GIS books, writing detailed, for a preliminary understanding of GIS developers have inspirations

常用地图投影转换公式。包括高斯投影、墨卡托投影、通用墨卡托投影、兰勃特投影等投影转换的详细公式。-The conversion formula commonly used map projection. Including the Gaussian projection, Mercator projection, Mercator projection GM, Lambert projection, such as the detailed formula for projection conversion.

用JAVAScript画点，用于webGIS开发。-Painting point to use JavaScript for WebGIS development.

实现地理信息存储影像数据常用的TIFF格式解析，支持按行读取，按块读取，整体读取，抽稀读取，支持基于TFW格式的坐标位置读取。

自己做的一个小ＤＥＭＯ，基于Ｃ＃＋ＳＨＡＲＰＭＡＰ，实现了ＧＩＳ的一些基本功能-Their own to do a small DEMO, based on C

LED控制，包括灯的闪烁，以及LED颜色变化-LED control, including the flashing lights, as well as the color change

gis矢量切片制作工具不依赖于商业gis平台，可将shp、或存储在postgis中的空间数据生成geojson格式的切片文件，同时可进行切片文件的分级设置。

用VC++重新写的GIS底层开发中特殊线型,面填充,地理符号显示的源代码-VC re-write the bottom of GIS Development special linear, noodles filled, geographic symbols are used to indicate the source code

从GPS 技术的定位理论出发, 结合基于GPS 技术的车辆监控管理系统来介绍GPS 接收机与GIS 信息软件 之间的通信原理。并利用M ap InfoM asX 控件在V isualBasic 开发环境中实现了GPS 信息的接收与在GIS 中显示接 收信息的程序设计, 从而示范了常见GPS 应用的主要开发过程和关键部分技术实现细节-From the GPS positioning technology, theory, combined with GPS-based vehicle monitoring and management system to introduce the GPS receivers and GIS software, the communication between the information theory. And use M ap InfoM asX control in the V isualBasic development environment to achieve the GPS information displayed in the reception and receive information in the GIS program design, which demonstrated the common GPS applications, the major part of the technology development process and key implementation details