Microsoft .NET Framework 4.5.2 (Offline Installer) for Windows Vista SP2, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2008 SP2, Windows Server 2008 R2 SP1, Windows Server 2012 and Windows Server 2012 R2                         

https://www.microsoft.com/en-us/download/details.aspx?id=42642

https://download.microsoft.com/download/E/2/1/E21644B5-2DF2-47C2-91BD-63C560427900/NDP452-KB2901907-x86-x64-AllOS-ENU.exe

Microsoft .NET Framework 4.5.2 (Offline Installer)

原文：http://www.cnblogs.com/antflow/p/7345453.html