Windows is being accepted by more and more users because of its characteristics: simple operation, identical boundary and convenient correspondence, etc. Newly introduced AutoCAD also chooses windows as its graph environment. Windows以其使用简单、界面一致、通信方便等特点正在被越来越多的用户所接受,最近新推出的计算机辅助绘图软件AutoCAD也选用Windows作为其图形环境。