【摘要】 近年来我国工业化和城市化进程突飞猛进,但发展的同时也污染了环境,在城市中最明显的也是令人感受最深的是城市环境空气质量的下降。本文从空气污染指数和大气主要污染物时空特征出发,探讨污染防治对策。更多还原

【Abstract】 In recent years with the process of our country industrialization and city development,the environment is polluted in the city.Ii is most obvious for the declining of the city ambient air quality.Showing the air pollution index and the temporal-spatial characteristics of main air pollutant,the countermeasures for pollution prevention is discussed.更多还原