...职业阶层收入(Relative occupational class income, ROC) 声望派(Reputationalist approach) 单项评价指数(Single-item indexes) 社会阶层体系(Social class system) 社会经济指数(Socioeconomic index, SEI) 社会等级(Societal rank) 社会地位综合水平(Statu...
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依据单项污染指数法和内梅罗综合污染指数法来评价土壤重金属污染程度。
By adopting both the single factor index method and Nemerow multi-factor index method, the pollution indices were calculated to assess pollution extent.
采用单项指标法和综合污染指数法两种方法对娘子关泉域地下水污染现状进行了水质评价。
The ground water quality of Niangziguan Karst spring is evaluated by comprehensive index method and single index method.
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