命令安装1.下载node源#科大源：https://mirrors.ustc.edu.cn/nodesource/rpm/curl--silent--locationhttps://rpm.nodesource.com/setup_12.x|sudobash-2，安装sudoyum-yinstallnodejsdeletesudoyumremovenodejsdockerinstallFROMcentos:7RUNcurl--silent--locationhttps://rpm.nodesource.com/setup_12.x|bash-\&&yum-yinstallnodejsRUNcp/usr/share/zoneinfo/Asia/Shanghai/etc/localtime\&&echo"Asia/Shanghai">>/etc/timezone\
