Abstract
Viaduct canyon refers to a narrow canyon-shaped space composed of roads, viaducts and buildings on both sides. As the main part of urban traffic, the quality of micro-natural environment in urban canyons not only directly affects the comfort of outdoor natural environment; Fine particles are also a kind of harmful substances of traffic pollution, and a large number of them accumulate in these narrow places, which can easily threaten the health of outdoor patients. Therefore, it is of ke
高架桥街道峡谷细颗粒物污染扩散模拟-21832字.docx