采用网格化GRIDDING算法对螺旋轨迹采集的MRI原始数据进行图像重建。-using grid algorithm GRIDDING spiral trajectory acquisition of MRI data from the original image reconstruction.

通过vc中画图工具，画出螺旋线，用来为切割机的运动提供轨迹-Through the vc in drawing tools, draw spiral line, cutting machine used to track the movement

绘制三维螺旋图形控件，主要说明如何绘制三维立体图形，坐标转换算法；-Draw a three-dimensional spiral graphics control, how to draw three-dimensional graphics, coordinate conversion algorithm