C#.NET读写DWG格式的CAD文件（ DWGdirect_NET_3_02）

C:\Users\Ray\Desktop\DWGdirect_NET_3_02\bin\OdViewExMgd.exe C:\Users\Ray\Desktop\DWGdirect_NET_3_02\bin\OdViewExMgd.pdb C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\ResolveAssemblyReference.cache C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.BMPExport.resources C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.File_Dependency.resources C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.Form1.resources C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.PDFExport.resources C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.PasswordDlg.resources C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.Print.PageSetup.resources C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.Properties.Resources.resources C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.PublishDrawingSheets.resources C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.publishSetting.resources C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.SelectLayouts.resources C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\GenerateResource-ResGen.read.1.tlog C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\GenerateResource-ResGen.write.1.tlog C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.exe C:\Users\Ray\Desktop\DWGdirect_NET_3_02\examples\OdViewExMgd\obj\Debug\OdViewExMgd.pdb