沈阳市环境空气污染日特征分析

Analysis on Characteristics of Pollution Days of Shenyang Ambient Air

通过分析2006~2010年空气自动监测的数据,结果表明：沈阳市这5年空气污染日数占全年总天数的9.9%~12.1%,其中,冬季污染日最多,春季次之,秋季和夏季污染日较少。

On the basis of analyzing automatic monitoring data of air from 2006 to 2010 in Shenyang,this thesis obtains a result that the pollution days account for 9.9%~12.1% of the total days annually.Among these pollution days,winter ranked first,next came spring,and autumn and summer went last.