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廊坊市环境空气污染变化趋势及原因分析
引用本文:赵吉春.廊坊市环境空气污染变化趋势及原因分析[J].华北航天工业学院学报,2007(3).
作者姓名:赵吉春
作者单位:廊坊市环境保护监测站 河北廊坊065000
摘    要:本文根据"十五"期间廊坊市五年大气常规监测结果,采用spearman秩相关系数法、空气污染指数法分析评价了该市大气环境质量的现状及呈逐年明显改善变化趋势,并对其污染特征和变化趋势进行了原因分析。

关 键 词:空气质量  变化趋势  变化的原因

Analysis of Reasons and Change Trend of Langfang City's Environment Air Pollution
ZHAO Ji-chun.Analysis of Reasons and Change Trend of Langfang City''''s Environment Air Pollution[J].Journal of North China Institute of Astronautic Engineering,2007(3).
Authors:ZHAO Ji-chun
Abstract:This article is based on regular monitoring data of air conditions in the Langfang city during the 10th Five-Year period.The contemporary air conditions are evaluated by the spearman's rank correlation coeffecient and the air pollution index,which indicates an obvious improving trend.The causes of the pollution characteristics and the trend are also analyzed.
Keywords:quality of air  change trend  causes of change
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