centos7系統庫中默認是沒有nginx的rpm包的，所以我們本身需要先更新下rpm依賴庫

(1)利用yum安裝nginx需要包羅Nginx的庫，莫斯科服務器 新加坡vps，安裝Nginx的庫

#rpm -Uvh http://nginx.org/packages/centos/7/noarch/RPMS/nginx-release-centos-7-0.el7.ngx.noarch.rpm

(2)利用下面呼吁安裝nginx

#yum install nginx

(3)啟動Nginx

#service nginx start

或

#systemctl start nginx.service