For the design result is produced by traditional application software. To using the traditional application software adequately, the best methods of building application cooperation tool is to reconstruct the traditional application software.

• 由于需要讨论和修改的设计结果，是由传统CAD软件生成，为了能充分利用传统CAD软件资源，最好的方法是通过对传统CAD软件进行改造来建立应用协同工具。