| 彭州市环境空气质量变化趋势及规律分析 |
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| 引用本文： | 周永玲,黄伟,徐瑶.彭州市环境空气质量变化趋势及规律分析[J].四川环境,2002,21(4):23-26. |
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| 作者姓名： | 周永玲 黄伟 徐瑶 |
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| 作者单位： | 彭州市环境保护监测站,四川,彭州,611930 |
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| 摘 要： | “九五”期间 ,彭州市环境空气监测主要因子有二氧化硫、二氧化氮、总悬浮颗粒物、降尘和降水。市区空气中主要污染物排序依次为降尘、总悬浮颗粒物、二氧化硫、二氧化氮。其季节变化规律一般为第一季度 >第二季度 >第四季度 >第三季度。主要污染物年变化依次为降尘、总悬浮颗粒物、二氧化硫、二氧化氮 ,在“九五”期间除降尘量出现缓慢下降趋势外 ,其余 3项均不明显。
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| 关 键 词： | 空气质量 变化 分析 |
| 文章编号： | 1001-3644(2002)04-0023-04 |
| 修稿时间： | 2002年5月16日 |
Analysis of Changing Trend and Law of Ambient Air Quality in Pengzhou City |
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| ZHOU Yong ling,HUANG Wei,XU Yao.Analysis of Changing Trend and Law of Ambient Air Quality in Pengzhou City[J].Sichuan Environment,2002,21(4):23-26. |
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| Authors: | ZHOU Yong ling HUANG Wei XU Yao |
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| Abstract: | The main factors of ambient air monitioring in Pengzhou city were SO 2,NO 2,TSP,dustfall and acid rain during the period of 9th Five-Year Plan The ordering of the main pollutants in the urban air was dustfall,TSP,SO 2,NO 2 The seasonal changing law was first quarter>second quarter>fourth quarter>third quarter The annual change in the main pollutants was dustfall,TSP,SO 2,NO 2,during the period of 9th Five-Year Plan Except the dustfall decends slowly,the others are not apparently |
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| Keywords: | Air quality change analysis |
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