人员模型在船体模型上移动显示移动轨迹的 人员和船一块移动 主要看人员的移动轨迹 是人员以船模型为基准 不是以地球为基准
https://blog.csdn.net/wangbiao9292/article/details/93848050?ops_request_misc=&request_id=&biz_id=102&utm_term=Cesium%20%E4%BB%A5%E8%88%B9%E4%BD%93%E6%A8%A1%E5%9E%8B%E4%B8%BA%E5%9F%BA%E7%82%B9%E6%94%BE%E7%BD%AE%E5%87%A0%E4%B8%AA%E4%BA%BA%E5%91%98%E6%A8%A1%E5%9E%8B&utm_medium=distribute.pc_search_result.none-task-blog-2~all~sobaiduweb~default-0-93848050.142^v62^js_top,201^v3^control_1,213^v1^control&spm=1018.2226.3001.4187
https://sandcastle.cesium.com/?src=Per-Feature%20Post%20Processing.html
可以参考一下 示例