ubuntu國內鏡像源

在此以前你能夠備份一下，以及時恢復
mv /etc/apt/sources.list /etc/apt/sources.list.bak;

你能夠使用命令sudo apt edit-sources編輯源或在 /etc/apt/sources.list 中增長下面其中一些源
修改後使用sudo apt update更新緩存，sudo apt upgrade升級包。若是有報錯的及時刪除後再更新就好了

#清華大學開源軟件鏡像站
# 默認註釋了源碼鏡像以提升 apt update 速度，若有須要可自行取消註釋
deb https://mirrors.tuna.tsinghua... bionic main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua... bionic main restricted universe multiverse
deb https://mirrors.tuna.tsinghua... bionic-updates main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua... bionic-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua... bionic-backports main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua... bionic-backports main restricted universe multiverse
deb https://mirrors.tuna.tsinghua... bionic-security main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua... bionic-security main restricted universe multiverse
# 預發佈軟件源，不建議啓用
# deb https://mirrors.tuna.tsinghua... bionic-proposed main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua... bionic-proposed main restricted universe multiverse

# 阿里雲
deb http://mirrors.aliyun.com/ubu... trusty main restricted universe multiverse
deb http://mirrors.aliyun.com/ubu... trusty-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubu... trusty-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubu... trusty-proposed main restricted universe multiverse
deb http://mirrors.aliyun.com/ubu... trusty-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubu... trusty main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubu... trusty-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubu... trusty-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubu... trusty-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubu... trusty-backports main restricted universe multiverse

# 中科大源
deb https://mirrors.ustc.edu.cn/u... bionic main restricted universe multiverse
deb-src https://mirrors.ustc.edu.cn/u... bionic main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/u... bionic-updates main restricted universe multiverse
deb-src https://mirrors.ustc.edu.cn/u... bionic-updates main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/u... bionic-backports main restricted universe multiverse
deb-src https://mirrors.ustc.edu.cn/u... bionic-backports main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/u... bionic-security main restricted universe multiverse
deb-src https://mirrors.ustc.edu.cn/u... bionic-security main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/u... bionic-proposed main restricted universe multiverse
deb-src https://mirrors.ustc.edu.cn/u... bionic-proposed main restricted universe multiverse

# 網易163
deb http://mirrors.163.com/ubuntu/ trusty main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ trusty-security main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ trusty-updates main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ trusty-backports main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ trusty main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ trusty-security main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ trusty-updates main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ trusty-backports main restricted universe multiverse

# Ubuntu 官方源
deb http://archive.ubuntu.com/ubu... gutsy main restricted universe multiverse
deb http://archive.ubuntu.com/ubu... gutsy-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubu... gutsy-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubu... gutsy-proposed main restricted universe multiverse
deb http://archive.ubuntu.com/ubu... gutsy-backports main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubu... gutsy main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubu... gutsy-security main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubu... gutsy-updates main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubu... gutsy-proposed main restricted universe multiverse
deb-src http://archive.ubuntu.com/ubu... gutsy-backports main restricted universe multivers