Win8 RC (Release Preview) 官方下载地址：(iso)
官方下载首页：
http://windows.microsoft.com/en-US/windows-8/iso
English 英文版
64-bit (x64) Download (3.3 GB) Sha 1 hash — 0xD76AD96773615E8C504F63564AF749469CFCCD57
32-bit (x86) Download (2.5 GB) Sha 1 hash — 0x8BED436F0959E7120A44BF7C29FF0AA962BDEFC9
Product Key: TK8TP-9JN6P-7X7WW-RFFTV-B7QPF
Chinese (Simplified) 简体中文版
64-bit (x64) Download (3.4 GB) Sha 1 hash — 0xC21B69413E08FCFB756EEDB2B99D0C0472486D1C
32-bit (x86) Download (2.6 GB) Sha 1 hash — 0xF9FAF5910275832EA03F630CD5803565C03C8F31
Product Key: TK8TP-9JN6P-7X7WW-RFFTV-B7QPF
Chinese (Traditional) 繁体中文版
64-bit (x64) Download (3.4 GB) Sha 1 hash — 0x1556802DEA81A7B3E3159E99F911C1C855B20B24
32-bit (x86) Download (2.6 GB) Sha 1 hash — 0xC617D24A48E5A5A2329CBA5DED2B08EBB7463FD0
Product Key: TK8TP-9JN6P-7X7WW-RFFTV-B7QPF