huanyin-zhi 幻阴指
The characteristics of spatiotemporal seasonal changes of SO2 and NO2 and TSP in Huanyin are analyzed by statistical methods.
应用统计方法分析了淮阴区空气质量SO2、NO2、TSP的浓度时空分布的季节变化特征。
The main pollutant that leads to decreasing air quality of Huanyin is TSP, however, the roles of other two pollutants also should not be neglected.
TSP污染物是造成淮阴空气环境质量下降的主要污染源，但其他两种污染物对淮阴区空气环境质量的影响也不能忽视。
The research shows that there are distinctive seasonal differences of air quality in Huanyin district with highness in winter and spring and lowness in autumn and summer.
研究表明，淮阴区空气质量状态存在鲜明的冬春高、夏秋低的季节差异。
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