cmd :
Dism /online /enable-feature /featurename:NetFx3 /All /Source:D:\iso\Win_Ent_8.1_64BIT_CN\sources\sxs /LimitAccess
win 8/8.1 install .net 3.5 sp1,布布扣,bubuko.com
win 8/8.1 install .net 3.5 sp1
原文：http://ganzy.blog.51cto.com/91848/1381138
