An air quality simulation model-column model for describing photochemicalsmog pollution at Xigu district in Lanzhou has been developed.
以兰州西固地区为研究对象，建立了描述该地区光化学烟雾污染的大气质量模拟模式——柱子模式。
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Using the model and monitored data for photochemicalsmog in Xigu industrial area of Lanzhou city for 6 days of August, 1983, the numerical simulation was run.