教你如何查看CAD文件是哪个版本的

正常的DWG文件可以通过记事本或者其他文本软件打开，看开头几个字节就知道版本号了 VersionInternal versionAutoCAD versionsDWG R1.0MC0.0AutoCAD Release 1.0DWG R1.2AC1.2AutoCAD Release 1.2DWG R1.40AC1.40AutoCAD Release 1.40DWG R2.05AC1.50AutoCAD Release 2.05DWG R2.10AC2.10AutoCAD Release 2.10DWG R2.21AC2.21AutoCAD Release 2.21DWG R2.22AC1001, AC2.22AutoCAD Release 2.22DWG R2.50AC1002AutoCAD Release 2.50DWG R2.60AC1003AutoCAD Release 2.60DWG R9AC1004AutoCAD Release 9DWG R10AC1006AutoCAD Release 10DWG R11/12AC1009AutoCAD Release 11, AutoCAD Release 12DWG R13AC1012AutoCAD Release 13DWG R14AC1014AutoCAD Release 14DWG 2000AC1015AutoCAD 2000, AutoCAD 2000i, AutoCAD 2002DWG 2004AC1018AutoCAD 2004, AutoCAD 2005, AutoCAD 2006DWG 2007AC1021AutoCAD 2007, AutoCAD 2008, AutoCAD 2009DWG 2010AC1024AutoCAD 2010, AutoCAD 2011, AutoCAD 2012DWG 2013AC1027AutoCAD 2013 另外提醒一下，不要在记事本中对文件作任何修改！！并及时关闭。否则文件就真的被你损坏了！切记，切记！