查看node镜像
npm config get registry
设置淘宝镜像
npm config set registry https://registry.npmmirror.com
npm config set registry https://registry.npm.taobao.org
官网镜像
npm config set registry https://registry.npmjs.org
中国科学技术大学镜像
npm config set registry https://mirrors.ustc.edu.cn/npm/
