此外，专家还警告，柴油发动机释放的超细粒子污染物相对别的污染物而言更能接触我们的肺。
Diesel engines emit ultra-fine particles that reach the lungs most easily.
结果表明，细粒子的污染比较严重，是影响能见度的主要因素。
Results show that pollution of fine particles was relatively serious and it is the major factor that influences visibility.
细粒子中有较多的酸性污染物并比粗粒子酸性强，这些细粒子对石窟有侵蚀作用。
The particulates have more acidic pollutants with strong acidity and have the corrodibility to grottoes.
气态污染物转化是该地区的细粒子空气污染的一个重要来源。
The main source of air pollution of small particles in that region is the transformation of SO2 to sulfate aerosol.
气态污染物转化是该地区的细粒子空气污染的一个重要来源。
The main source of air pollution of small particles in that region is the transformation of SO2 to sulfate aerosol.
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