本程序是利用VC2005对AutoCAD软件进行二次开发。以objectARX作为AutoCAD的二次开发工具，并在VC中调用objectARX，实现对AutoCAD的功能开发。-This procedure is to use VC2005 secondary development of the AutoCAD software. To objectARX secondary development tools as AutoCAD, and VC call objectARX, to re

在VC 2005中以 ObjectARX为二次开发工具，对AutoCAD进行开发：选择集部分。-In VC 2005 with ObjectARX for the secondary development of tools, developed on AutoCAD: Selection Set section.