地形和天气形势对临汾市大气污染的影响 |
| 裴坤宁, 王雁, 闫世明, 蒋云盛, 郭伟 |
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Influence of topography and weather situation on air pollution in Linfen City |
| PEI Kunning, WANG Yan, YAN Shiming, JIANG Yunsheng, GUO Wei |
| 图2 临汾市24次污染过程轨迹向后推延12 h(a)、24 h(b)、48 h(c)、60 h(d)的气流后向轨迹聚类图 |
| Fig.2 Cluster diagram of backward trajectory of air flow with the backward delay time of 12 h (a), 24 h (b), 48 h (c) and 60 h (d) for 24 pollution processes in Linfen City |
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