centos安装方式，采用阿里云的镜像和安装脚本
或者到https://store.docker.com/search?type=edition&offering=community下载相应系统的安装包安装
#安装docker客户端
curl -sSL http://acs-public-mirror.oss-cn-hangzhou.aliyuncs.com/docker-engine/internet | sh -
#配置加速镜像
sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
"registry-mirrors": ["<https://我的阿里云专业加速地址.mirror.aliyuncs.com>"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker
windows安装
https://store.docker.com/editions/community/docker-ce-desktop-windows
安装包下载，双击安装就完事了。
windows设置镜像地址