Eclipse打Tag
项目右键->Team->分支/标记->在“到URL”中填写相应的tag目录，如下https://SVN.../CIS/tags/back20130509,Next ...即可。
copy -rHEAD https://SVN.../trunk/CIS https://SVN.../CIS/tags/back20130509
备份代码
svnadmin dump F:\Java\Repositories\CIS> F:\svnback\CIS0509.dump
svnadmin load F:\Java\CINEW < F:\Java\SVNXP\svnback\CIS0509.dump