详细阐述了指数评价法和模糊综合评审在城市燃气管网风险评价中的应用过程。
The application process that index risk assessment and the fuzzy comprehensive assessment method are applied to safe management of city gas pipeline is given.
研究证明，指数评价法是一种易于横向比较、操作简便的建成环境主观评价方法。
The research shows that the Methods of Index Evaluation are easy for handling and transverse comparison.
采用单因子指数评价法、模糊数学评价法和等标污染负荷法进行了环境污染现状综合评价；
The fuzzy mathematical evaluation method, the single factor index evaluation method and the equal-standard waste load method were used to analyze the data.
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