Windows 7 Beta 32-bit English下载地址：
http://wb.dlservice.microsoft/dl/download/6/3/3/633118BD-6C3D-45A4-B985-F0FDFFE1B021/EN/7000.0.081212-1400_client_en-us_Ultimate-GB1CULFRE_EN_DVD.iso

激活序列号：QXV7B-K78W2-QGPR6-9FWH9-KGMM7

Windows 7 Beta 64-bit English下载地址：
http://wb.dlservice.microsoft/dl/download/6/3/3/633118BD-6C3D-45A4-B985-F0FDFFE1B021/EN/7000.0.081212-1400_client_en-us_Ultimate-GB1CULXFRE_EN_DVD.iso1