下载地址：
Window Server 2016 Technical Preview 3

http://care.dlservice.microsoft.com/dl/download/7/3/C/73C250BE-67C4-440B-A69B-D0E8EE77F01C/10514.0.150808-1529.TH2_RELEASE_SERVER_OEMRET_X64FRE_EN-US.ISO

Window Server 2016 TP3 Core - with Windows Server Containers
http://care.dlservice.microsoft.com/dl/download/evalx/WinServer2016TP3_WinServer2016TP3-Container.zip

或者访问下载中心：

http://www.microsoft.com/en-us/evalcenter/evaluate-windows-server-technical-preview