Due to the influence of the specific human activities in holidays,the atmospheric particles showed their apparent characteristics comparing with the ordinary days.In this study,the atmospheric particulate matters in Jiading district of Shanghai were collected using a six-stage sampler during Chinese conventional festivals,including Spring Festival,the International Labor Day,the Mid-autumn Day and the National Day from 2009 to 2010.The festivals characteristic of the major chemical components of the particulate matters were studied.The results ...