通过如下方法创建二维圆时,提示错误 SuperMap.Web.Core.GeoCircle is not a constructor
var instanceVar = new SuperMap.Web.Core.GeoCircle();
instanceVar.center = new SuperMap.Web.Core.Point2D(fire_longitude, fire_latitude);
instanceVar.geoRadius = 170;
请问是否有错?什么原因会导致这个?SuperMap.Include.js 有导入