After comprehensively considering the factors and their contribution to the fault sealing property, the fuzzy mathematical method was applied to e-valuate the fault sealing property.

• 分析了影响断层封闭性的7种主要因素,综合考虑这些因素对断层封闭性贡献的大小,采用模糊数学方法对断层封闭性进行定量评价,建立了断层封闭性模糊综合评价数学模型。