ubuntu 9.04上交的源, 我这里速度很快, 北京网通的
deb http://ftp.sjtu.edu.cn/ubuntu/ jaunty main multiverse restricted universe deb http://ftp.sjtu.edu.cn/ubuntu/ jaunty-backports main multiverse restricted universe deb http://ftp.sjtu.edu.cn/ubuntu/ jaunty-proposed main multiverse restricted universe deb http://ftp.sjtu.edu.cn/ubuntu/ jaunty- security main multiverse restricted universe deb http://ftp.sjtu.edu.cn/ubuntu/ jaunty-updates main multiverse restricted universe deb-src http://ftp.sjtu.edu.cn/ubuntu/ jaunty main multiverse restricted universe deb-src http://ftp.sjtu.edu.cn/ubuntu/ jaunty-backports main multiverse restricted universe deb-src http://ftp.sjtu.edu.cn/ubuntu/ jaunty-proposed main multiverse restricted universe deb-src http://ftp.sjtu.edu.cn/ubuntu/ jaunty-security main multiverse restricted universe deb-src http://ftp.sjtu.edu.cn/ubuntu/ jaunty-updates main multiverse restricted universe