11月30日，灰霾散去后，济南市民在市中心的泉城广场散步，这里是PM2.5数据监测点之一。济南市将于今年12月份开始在市环保局官方网站公布PM2.5环境监测数据。据了解，济南市环保部门从今年7月开始在全市16个环境监测站建立起PM2.5监测，12月正式开始公布后更新频率为每小时一次。新华社记者徐速绘摄 On November 30,,Ash haze dispersed after,Jinan citizens in downtown quancheng square for a walk,Here is one of PM2.5 data monitoring stations.Jinan will be on December this year began in the municipal environmental protection bureau official website PM2.5 environmental monitoring data.It is understood,Jinan from the environmental protection departments in the city this year July 16 environment monitoring station set up PM2.5 monitor,12 months after the release of official start of the update frequency for each hours at a time.The xinhua news agency reporter xu speed draw disturbing

    这里是PM2.5数据监测点之一的济南市中心的泉城广场（11月30日摄）。     Here is one of PM2.5 data monitoring stations of jinan city center quancheng square(On November 30 perturbation).新华社记者徐速绘摄 The xinhua news agency reporter xu speed draw disturbing