我们利用灰色关联分析模型对我县传染病的发生、发展规律进行了探讨，取得较好效果，现介绍如下：１材料和方法１．１传染病资料：来源于本站疫情室历年统计报表。１．２灰色关联计算方法１．２．１数列的建立及归一化处理：将报告的１６种传染病按时间顺序建立数列（ｋ＝... We use the gray incidence analysis model of infectious diseases in our county, the occurrence and development of the rules were discussed and achieved good results, are as follows: 1 Materials and methods 1.1 Infectious disease information: from the station epidemic situation calendar statistical reports. 1.2 Gray relational calculation method 1.2.1 The establishment and normalization of the sequence: The reported 16 kinds of infectious diseases in time sequence to establish a series (k = ...