```shell npm install cesium-cfc-utils ```
npm install cesium-cfc-utilsshell
npm install cesium-cfc-utils
`
$3
`html
`
`js
import { GisViewer } from 'cesium-cfc-utils';
let viewer = new GisViewer.Viewer('viewer-container');
global.viewer = viewer; // 添加到全局变量
`
$3
- {Element} container：场景容器 _readonly`_