1. 新 CentOS 系统中文支持设置

安装中文软件包

yum install -y kde-l10n-Chinese

设置系统语言

localectl set-locale LANG=zh_CN.UTF-8

修改或确认系统配置

 cat /etc/environment
LANG=zh_CN.utf8
LC_CTYPE=zh_CN.UTF8

 cat /etc/locale.conf
LANG=zh_CN.UTF-8

查询系统语言配置情况

# locale
LANG=zh_CN.utf8
LC_CTYPE=zh_CN.UTF8
LC_NUMERIC="zh_CN.utf8"
LC_TIME=zh_CN.utf8
LC_COLLATE="zh_CN.utf8"
LC_MONETARY="zh_CN.utf8"
LC_MESSAGES="zh_CN.utf8"
LC_PAPER="zh_CN.utf8"
LC_NAME="zh_CN.utf8"
LC_ADDRESS="zh_CN.utf8"
LC_TELEPHONE="zh_CN.utf8"
LC_MEASUREMENT="zh_CN.utf8"
LC_IDENTIFICATION="zh_CN.utf8"
LC_ALL=

然后重新登录或重启系统