...是2009版的,做图像处理需要viscircles这个函数,但是我的没有这个...答:function DrawCircle(x, y, r, nseg, S)Draw a circle on the current figure using ploylines DrawCircle(x, y, r, nseg, S)A simple function for drawing a circle on graph.INPUT: (x, y, r, nseg, S)x, y: Center of the circle r: Radius of the circle nseg: Nu...