This paper describes the current study on vehicle pollutants dispersion in the urban street canyon.
本文叙述了目前城市街道峡谷内机动车污染物扩散的研究现状。
High pollution levels often occurred in urban street canyon due to the increased traffic emissions and reduced natural ventilation.
机动车尾气排放不断增加以及城市通风能力降低，常导致城市街谷内的空气污染。
High pollution levels often occurred in urban street canyon due to the increased traffic emissions and reduced natural ventilation.
机动车尾气排放不断增加以及城市通风能力降低，常导致城市街谷内的空气污染。
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