没有查到圆弧插补的资料，所以我上传我的圆弧插补VB代码，供大家下载学习-Not found circular interpolation, so I uploaded my the circular interpolation VB code for everyone to download learning

我上传的是可以实现DDA法直线插补的VB源程序，-I uploaded the DDA method can achieve linear interpolation VB source,

插值法的源代码，给大家学习VB提供很好的借鉴-Interpolation method of the source code, to learn the VB to provide a good reference