分析了供应链中供应商选择的评价指标体系,应用模糊数学和灰色系统的基本理论,提出最优方案关联度概念,据此构建判断矩阵和决策模型,并进行了实证分析。 The evaluation index system of supplier selection in supply chain is analyzed. The basic theory of fuzzy mathematics and gray system is put forward, and the concept of optimal scheme relation degree is proposed. Based on this, the judgment matrix and decision model are constructed and analyzed empirically.