/// <summary> /// 获取最大时段信息 /// </summary> /// <returns></returns> public TimePeriod GetMaxCommonTimePeriod() { TimePeriod timePeriod = BaseDataSource.ObsInfo.TimePeriod; foreach (var item in DataSources) { if (item == BaseDataSource) { continue; } timePeriod.Exppand(item.ObsInfo.TimePeriod); } return(timePeriod); }