The study and application of forecast model of ambient air quality for littoral medium and small cities

Based on the past two years' practical experience,the paper discusses the impact of littoral weather ingredients on ambient air quality and sets up a proper forecast model of environmental air quality for littoral medium and small cities as a result of study and research of ingredients influencing ambient air quality combined with littoral weather characteristics and contamination actuality.The paper improves forecast veracity and guides work of littoral medium and small cities' air quality forecast model.