The distribution of PAHs on various diamete rs of atmospheric particulates,and the correlation between benzo(a)pyrene and TS P or the other PAHs were analyzed and assessed.

• 笔者还对多环芳烃在不同粒径颗粒物上的分布特征、苯并(a)芘与大气颗粒物进行相关性分析和评价。