The system uniformed heterogeneous data in XML format via packer, and converted into RDF description format, then stored in RDF information semantic description bank, at last using XSL technology , the variety of heterogeneous data is displayed to users.

• 并利用XML的公共数据模型,采用XSL技术将异构数据的多样化显示给用户。 整体系统分成五个层,包括:资源层、XML示例层、XML &RDF层、推理和中介层、应用层。