本文归纳概括了区域发展脆弱性的概念,提出了累积式脆弱性、冲击式脆弱性和复合式脆弱性的分类标准;设计了累积式脆弱性的评价指标体系,以模糊综合评价法对京津冀经济圈发展情况进行了评价,探讨了经济圈内各城市发展水平差异的原因,并提出了旨在降低脆弱性的相关建议。 This article summarizes the concept of regional development vulnerability and puts forward the classification criteria of cumulative vulnerability, impact vulnerability and compound vulnerability. The evaluation index system of cumulative vulnerability is designed. By using fuzzy comprehensive evaluation method, Hebei Province, Hebei Province and Hebei Province, explored the reasons for the differences in the development level of cities in the economic circle, and put forward some suggestions to reduce the vulnerability.