debian中科大替换教程
# debian 12操作
在 Debian 12 中将软件源换成国内的 阿里云镜像源,可以加快包管理工具 apt
的下载速度。以下是具体操作步骤:
# ✅ 一、备份原有的源文件
sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
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# ✅ 二、编辑源文件
使用你喜欢的编辑器打开 /etc/apt/sources.list
:
sudo nano /etc/apt/sources.list
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将原有内容替换为以下内容(阿里云 Debian 12 镜像源):
deb http://mirrors.aliyun.com/debian/ bookworm main contrib non-free non-free-firmware
deb-src http://mirrors.aliyun.com/debian/ bookworm main contrib non-free non-free-firmware
deb http://mirrors.aliyun.com/debian-security bookworm-security main contrib non-free non-free-firmware
deb-src http://mirrors.aliyun.com/debian-security bookworm-security main contrib non-free non-free-firmware
deb http://mirrors.aliyun.com/debian/ bookworm-updates main contrib non-free non-free-firmware
deb-src http://mirrors.aliyun.com/debian/ bookworm-updates main contrib non-free non-free-firmware
deb http://mirrors.aliyun.com/debian/ bookworm-backports main contrib non-free non-free-firmware
deb-src http://mirrors.aliyun.com/debian/ bookworm-backports main contrib non-free non-free-firmware
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说明:
bookworm
是 Debian 12 的代号。non-free
和non-free-firmware
允许安装闭源驱动等软件,建议保留。
# ✅ 三、更新软件包索引
sudo apt update
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# ✅ 四、测试源是否生效(可选)
你可以尝试安装一个常用软件,比如:
sudo apt install htop
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如需将源切换回官方或其他镜像源,只需还原之前的备份即可:
sudo cp /etc/apt/sources.list.bak /etc/apt/sources.list
sudo apt update
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上次更新: 2025/07/20, 11:33:00