【摘要】 根据在北京、重庆、上海等城市大气气溶胶的观测结果和气溶胶中有机化学成分的有关资料，分析城市地区大气气溶胶的浓度、尺度谱分布、日变化规律及其化学成分的谱分布特征，并与干净地区的结果作比较，进而探讨了大气气溶胶对人体健康的影响。更多还原

【Abstract】 According to our measured results of aerosols in Beijing, Shanghai and Chongqing and collected data about particulate organic matter, concentrations, size distributions, diurnal variations and chemical compositions of aerosols in the atmosphere are analyzed, results for urban region are compared with that for background area. The influences of atmospheric aerosols on human health are discussed.更多还原