1.轨迹回放:https://openlayers.org/en/v4.6.5/examples/feature-move-animation.html
https://blog.csdn.net/sinat_25295611/article/details/79154182
2.echart动态图:https://www.echartsjs.com/examples/zh/editor.html?c=dynamic-data
1.轨迹回放:https://openlayers.org/en/v4.6.5/examples/feature-move-animation.html
https://blog.csdn.net/sinat_25295611/article/details/79154182
2.echart动态图:https://www.echartsjs.com/examples/zh/editor.html?c=dynamic-data