服务器镜像如下：/etc/yum.repos.d [root@ecs-q97onp yum.repos.d]# lltotal 44-rw-r--r-- 1 root roojavascriptt 2523 Mar 18 21:42 Centos-Base.repo-rw-r--r-- 1 root root 1309 Mar 2 2021 CentOS-C
目录背景说明一、备份原有 YUM 源二、下载国内源配置文件三、清理 YUM 缓存并更新四、验证新源是否生效五、测试安装软件（可选）六、恢复默认源（备用）注意事项国内镜像源推荐优先级背景说明
I am currently developing an android app in eclipse using: One project for the app One project for the tests (Instrumentation and Pojo tests)
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