The odour sources in cities were in the state of fugitive emission. The odour components were complex and composite. The monitoring, components analysis methods and comprehensive evaluation of odour sources were studied and summarized.%针对城市恶臭发生源的无组织与无组织排放方式及臭气成分复杂且大多属复合臭气成分的特点,重点对恶臭源的监测、组分分析方法以及源强综合评价等关键问题进行了研究和总结.
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