1.查看可选语言显示包

locale -a

............(省略好多)

zh_CN
zh_CN.gb18030
zh_CN.gb2312
zh_CN.gbk
zh_CN.utf8
zh_HK
zh_HK.big5hkscs
zh_HK.utf8
zh_SG
zh_SG.gb2312
zh_SG.gbk
zh_SG.utf8
zh_TW
zh_TW.big5
zh_TW.euctw
zh_TW.utf8

..........(省略好多)

2.临时设置显示语言包

比如选择中文简体utf8

LANG="zh_CN.utf8"

3.修改系统默认语言

vi /etc/locale.conf

LANG="zh_CN.utf8"

设置centos7语言显示环境