PM2.5对环境空气质量评价结果的影响分析
Analysis on Effect of PM2.5 on Environmental Air Quality Evaluation Result
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摘要: 从2011年12月1日开始在常规空气监测点对影响吉林市空气质量的两个颗粒物指标PM2.5和PM10进行了同步比对监测。结果表明:PM2.5和PM10有显著的相关性, 相关系数为0.982;采暖期PM2.5和PM10的比值平均为0.57。分别采用现行和新标准对监测结果进行了评价, 其结果好于二级天数将比现行标准评价结果减少12.4%。Abstract: PM2.5 and PM10, the primary pollutants affecting on environmental air quality in Jilin City, were monitored comparatively at routine monitoring sites from December 1, 2011.The results showed that:PM2.5 and PM10 had significant correlation, and the correlation coefficient was 0.982;during the heating period, the average ratio between PM2.5 and PM10 was 0.57.The monitoring data was evaluated by existing and new standard respectively.The result showed that:the number of days which the air quality was better than second order would reduce by 12.4% when the new standard was implemented.
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Key words:
- PM2.5 /
- PM10 /
- Primary Pollutant /
- Index Level /
- Evaluation Result
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