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以鞍山地区为例,阐述了层次分析—模糊综合评判方法(AHP-FUZZY)在鞍山岩溶地面塌陷环境地质质量评价中的应用。评判结果表明,地下水位升降情况、断裂密度、粘土含砾层厚度及基岩富水性对岩溶地面塌陷的形成起决定性的作用。根据874个单元的评判结果,将鞍山岩溶塌陷环境地质质量划分为极差、较差、中等、优良等5个区,这一结果与实际情况较为吻合。
Taking Anshan as an example, the application of Analytic Hierarchy Process - Fuzzy Comprehensive Evaluation (AHP-FUZZY) in environmental quality assessment of karst ground subsidence in Anshan is described. Judging results show that the rise and fall of groundwater level, fracture density, clay gravel thickness and water-rich bedrock play a decisive role in the formation of karst ground subsidence. According to the evaluation results of 874 units, the environmental quality of karst collapse in Anshan is divided into five areas of extremely poor, poor, moderate and fine, which is in good agreement with the actual situation.