联想预装Win10/Win8换Win7 教程 以及svn使用教程

1.换系统教程

http://ideapad.it168.com/thread-4869510-1-1.html

http://jingyan.baidu.com/article/08b6a591c82df414a8092224.html

2.svn教程

http://wsfly.iteye.com/blog/1742687

http://www.cnblogs.com/IPrograming/archive/2012/12/15/SVN_2.html#u1

http://blog.csdn.net/han_yankun2009/article/details/7856992