说明：  Autocad VBA初级教程 (第一课:入门) (第二三课 编程基础) (第四课 程序的调试和保存) (第五课 画函数曲线) (第六课 数据类型的转换) (第七课 写文字) (第八课:图层操作) (第九课:创建选择集) (第十课:画多段线和样条线) (第十一课:动画基础)
(Autocad VBA primary tutorial (the first class: introduction) (class 2 &3 programming basis) (the fourth class of debugging and preservation program) (the fifth lesson painting function curve) (the sixth lesson data type conversion) (lesson 7 writing) (lesson 8: the layer operation) (lesson 9: create selection set) (lesson 10: the picture more paragraphs line and spline line) (lesson 11: animation foundation) )