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

可以自动生成用户自定义椭球的三轴加工螺旋线刀路,即可自动生成加工G代码-The Dialog can help users set the properties of ellipsoid, and product G-code for machining it.