The variable fuzzy evaluation method was established for comprehensive evaluation of regional groundwater resources carrying capacity, which is based on the theory of variable fuzzy sets.

应用可变模糊集理论，提出了地下水资源承载能力综合评价的模糊可变集合方法。

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Besides, based on the expectation operator of the fuzzy variable, a new evaluation standard is established to estimate the average sharp degree of the signals.

另外，基于模糊变量的期望值算子做出新的评价标准用来评价信号的平均尖端度。

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To estimate disaster vulnerability of small town more objectively, a new evaluation approach was presented by means of combining entropy weight with variable fuzzy sets.

为了客观评估小城镇的灾害易损性，提出一种熵权和可变模糊集组合评估方法。

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