一个通过百度地图来实现轨迹跟踪的好软件，可以实时记录下你的路径，无论何时何地-To achieve a better trajectory tracking software via Baidu map, under real-time recording of your path, no matter when and where

android+eclipse开发百度地图的轨迹跟踪及轨迹的回放功能-android+eclipse development Baidu map of trajectory tracking and trajectory playback