VISUAL LISP教程（AutoCAD2000）

说明：  介绍了一下DXF文件的组成。重点讲述了怎样使用C语言来读取DXF文件中的实体信息(This paper introduces the composition of DXF file. It focuses on how to use C language to read entity information in DXF file)

Autocad VBA初级教程，很好的学习教程(Autocad VBA Basic Tutorial)

AutoCAD VBA二次开发教程(光盘)(AutoCAD VBA CD FOR BOOK)

葛哲学编著《小波分析理论与MATLABR2007实现》的所有源代码·包含大量的实例和典型应用(some refer for lisp)

请拾取第一根线(LINE)或弧(ARC)连接线段或圆弧 ,再拾取第二根线(LINE)或弧(ARC)进行连接(Please pick up the first lines (LINE) or arc (ARC) connection line or arc, then picked up second line (LINE) or arc (ARC) connection)

Chapter 6-8 Chen Huaichen courseware

说明：  很实用的vlisp开发小助手，代码自动生成(Very practical VLISP development assistant, automatic code generation)

飞思卡尔智能车电路图。很珍贵。我们学校参赛的设计。(Freescale intelligent car diagram. Very precious. Our school entry design. )

for water mark tec. to know about it

说明：  cad图层显示、关闭、冻结等快捷命令，非常好用(CAD layer display, close, freeze and other shortcut commands, very useful)