本实验主要实验了运用GPS接收机采集一段选定地图的全球定位数据并转存，用C++ builder软件实验在地图上的轨迹重现，并添加速度颜色标识，暂停等功能。地图由Google Earth软件截取电子地图。

-This experiment main experimental use of the GPS receiver global positioning data acquisition period of the selected map and dump reproduce the trajectory with the of software experiments C++ builder on the map, and add speed color-coded, pause function. Map by Google Earth software to intercept electronic map.