Based on the profound analyses of the structure, the paper takes ERwin as the modeling tool, divides the data layer of platform into five subject areas to analyze, and develops the relevant tools.

• 在对组织结构进行深入剖析的基础上,本文以ERwin为建模工具,把平台数据层划分为五个主题域进行设计,并对相关工具进行了开发。