通过gps采样数据，完成已知两点经纬度求距离。

由两点经纬度计算距离-arcgis+server+C#-Calculating the distance the-arcgis+server+C# by two o' clock the latitude and longitude

地球两点距离根据经纬度计算两点间的距离。delphi程序-Two points away from the Earth s latitude and longitude calculated according to the distance between two points. delphi program

基于VC6.0平台C++语言编写的地球大圆距离计算程序。用户只需输入两地的经纬度就可以得到两地间的大圆距离。-VC6.0 platform C++ language to the earth s great circle distance calculation. The extent simply enter the latitude and longitude of two places you can calculate the great circle distance of the t