Matlab 向量绘图工具，可应用于向量计算模拟，地图绘制，标尺选定。-This function is a substitute for the standard versions of quiver and quiverm available using a vanilla release of matlab. This version assumes a 2D vector field is being plotted using a gridded flow field from a n

地铁动态显示地图，可模拟武汉地铁2号线路线。一个很不错的matlab动画例子