Based on fuzzy sets theory and tunnelling data bank, a fuzzy analogy method for design of rock support system in tunnelling is presented in this paper.
本文运用模糊数学理论，提出一种利用既有工程数据库设计隧道围岩支护系统的“模糊类比”方法。
Based on fuzzy sets and its theory, the index system of the performance analysis and evaluation of computer system is established in this article.
本文根据模糊数学理论，建立了计算机性能评价的指标体系，并给出计算机性能评价与分析的多属性模糊决策方法。
Variable fuzzy sets methods are based on variable fuzzy sets theory. Through variability of model parameters, the reliability of evaluation could be enhanced.
可变模糊集方法以可变模糊集理论为基础，通过模型参数的变化，提高评价结果的可靠性。
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