Ubuntu 12.04 源

deb http://cn.archive.ubuntu.com/ubuntu/ trusty multiverse

deb-src http://cn.archive.ubuntu.com/ubuntu/ trusty multiverse

deb http://cn.archive.ubuntu.com/ubuntu/ trusty-updates multiverse

deb-src http://cn.archive.ubuntu.com/ubuntu/ trusty-updates multiverse

deb http://cn.archive.ubuntu.com/ubuntu/ trusty-backports main restricted universe

deb-src http://cn.archive.ubuntu.com/ubuntu/ trusty-backports main restricted universe

 

deb http://security.ubuntu.com/ubuntu/ trusty-security main restricted

deb-src http://security.ubuntu.com/ubuntu/ trusty-security main restricted

deb http://security.ubuntu.com/ubuntu/ trusty-security universe

deb-src http://security.ubuntu.com/ubuntu/ trusty-security universe

deb http://security.ubuntu.com/ubuntu/ trusty-security multiverse

deb-src http://security.ubuntu.com/ubuntu/ trusty-security multiverse