IEC 82045的这一部分为文档管理提供了一套全面的标准化元数据元素。包括标准化的基于EXPRESS的信息参考模型。为数据交换提供标准化框架，并为实施文件管理系统提供基础。还为文档交换提供了基于XML语言的标准化DTD。

This part of IEC 82045 provides a comprehensive set of standardized metadata elements for document management. Includes a standardized EXPRESS-based information reference model. Provides a standardized framework for data exchange and a basis for the implementation of a document management system. Also provides a standardized DTD based on the XML language for document exchange.