The spatial distribution of PM10 has close relation to the source emission and is affected by the secondary aerosol production from photochemical reactions around noon.
傍晚前后往往是一天中浓度最低的时段。 PM10的空间分布与源排放关系密切，中午前后的空间分布会体现出光化学反应对其二次生成作用的影响。
The formation of secondary organic aerosol (SOA) is one of the research focuses in atmospheric chemical process.
二次有机气溶胶(SOA)的形成是当今大气化学过程的研究热点之一。
Size distribution of the secondary organic aerosol particles was detected with an aerodynamic particle sizer spectrometer.
采用空气动力学直径粒谱分析仪分析了气溶胶粒子的尺寸分布；
应用推荐