2001年夏季和冬季,在北京市大兴区榆垡镇,利用光学粒子计数器、能见度仪和颗粒物质量监测器对近地面大气气溶胶粒子数密度、大气能见度、颗粒物质量浓度(PM10、PM2.5和PM1.0)等进行了联合观测实验,取得了大量相关资料.本文通过对不同尺寸大气气溶胶粒子的数密度与颗粒物质量浓度及大气能见度的多元线性回归分析,给出了利用粒子数密度计算PM10、PM2.5、PM1.0和大气能见度的经验计算公式.
参考文献
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