针对梅山铁矿二期工程开拓设计的需要，本文介绍了梅山地下矿山工程围岩稳定性模糊动态聚类分区的研究方法及其部分结果。该研究首先涉及分区资料的获取，整理与分析；其次是分区因素的选取与指标确定；最后是模糊动态聚类分析方法在工程围岩分区中的应用。 In response to the need of pioneering the second phase project of Meishan Iron Mine, this paper introduces the research methods and some results of the fuzzy dynamic cluster division of surrounding rock stability in Meishan underground mine. Firstly, the research involves the acquisition, collation and analysis of zoning data; secondly, the selection of zoning factors and the determination of indicators; and finally, the application of fuzzy dynamic clustering analysis in zoning of surrounding rock.