給分區做鏡像, 保存. 其實你可以留著那個分區, 以後激活就可以重裝win8
記得把win7裝到另一個分區, 不要格盤.
Another method of image win8 live disk is also fine. Just it is not a 'system' disk that can be installed somewhere else.
However, I tried to use one win8 live partition on three machines, runs directly without re-installation ...