ˮˮ繤̵רҵCADͼרļ(200311¸°) 
    ʹ÷:ͷųLine.rarļڵļAj.linļCj.shx,ǿAutoCAD R14֧ļ·(:C:\Program Files\AutoCAD R14\Support\)¼ɼʹ. 
    1.ǿ绯 2.ˮˮ 3. 4. 5.׵ 6.׵ 7.ǿ͸ˮ 8.ʵƲⲻϽ 9.㻮 10.в 11.ǲֽ 12. ......ȵ.

 2003.11.22