内置CAD.NET14试用版和demo源码。文件架构：D:\PROGRAMFILES(X86)\CADSOFTTOOLS\CAD.NET14├─bin│├─CLR4│├─DWGExportLib││├─Win32││└─Win64│└─Languages├─demo_sources│├─AddEntities││├─C#│││└─Properties││└─VB││└─MyProject│├─AspNetDemo││├─CADImportNetService│