ʾӦó,˵ûװ.NET framework2.02.0Ͽ
     windows .net framework 2.0صַhttp://download.microsoft.com/download/5/6/7/567758a3-759e-473e-bf8f-52154438565a/dotnetfx.exe

PS:win7һ˵⣬Ϊwin7.net2.0Ǳɾˡ