下载nodejs v14.16.0 npm install --save @ angular / cli @ 10.2.3 node_modules.bin \ ng新的我的应用 npm install --save @ angular / material @ 10.2.4 npm install --save @ angular / cdk @ 10.2.4 npm install --save @ swimlane / ngx-charts @ 16.0.0 npm install --save @ swimlane / ngx -datatable@18.0.0 npm安装--save瞬间npm安装--save lodash npm安装--save primeicons@4.1.0 npm安装--save primeng@11.2.3 npm安装--save ngx-echar