根据椭球大地坐标求正常重力

delphi版本的mapobject的legend控件的源代码-delphi mapobject version of the legend of the source code control

测绘遥感领域，高斯投影。实现地理位置的正算和反算。输出结果-Mapping the field of remote sensing, Gaussian projection. Realize the positive operators and location backcalculation. Output

silab 无线工具 距离计算，电池计算，寄存器 IA4432 Register Settings_RevV-v16.xls rangecalc_V82.xls Calc_BatteryLifeCalculator_v1.6.xls-silab distance-based wireless tools, batteries, the register IA4432 Register Settings_RevV-v16.xls rangecalc_V82.xls Calc_BatteryLifeCalculator_v1.6.xls

web gis MAPJ VISUAL BASIC

PhotoBook wpf 的翻页效果demo，有兴趣可以看看啊-PhotoBook wpf page-turning effect demo, who are interested can look at ah

gis数据地图模块-maps and gis data module

openlayers WebGis开发 geoserver 可以显示地图常用功能 缩放工具条控制、图层控制和鹰眼图等-openlayers WebGis development geoserver commonly used functions can show the map Zoom toolbar control, layer control and Hawkeye map

GML_webGIS

vb通讯《GIS开发者》Visual Basic 是Mcrosoft公司推出的强有力的系列开发软件之一，而且以其实用、方便、快捷、开发周期短、广泛而强大的功能越来越被广大编程人员所亲赖，广为流传，似乎有些专业的编程人员放弃了Visaul C++ 而改用了Visaul Basic之类的RAD编程工具，尽管Visaul C++在灵活性、代码紧凑、运行速度快及底层开发等方面Visaul Basic无法比拟的，但编写C++应用程序过长的调试和开发周期确实有点不适应当今的应用程序开发环境。-vb communications, "GIS" Visual Basic is Mcrosoft launched a series of powerful software development, but its practical, convenient, fast and short development cycle, extensive and powerful features are increasingly the majority of programmers are pro-Lai, the most widely circulated, it appears that some professional programmers abandoned FoxPro C and switch to the Basic FoxPro like RAD programming tools, despite the flexibility of C FoxPro, code compact, fast operation and development, and so on the bottom FoxPro Basic incomparable, but the C application debugging and long development cycle is really not suited to today the application development environment.

转换Mapinfo公司的tab和mif文件格式的源代码-conversion Mapinfo company tab mif documents and the source code format