电子商务平台能集成企业内外的信息系统资源，建立可扩展的、交互性强的、业务流程合理的企业信息网络。
Thee-commerce platform can integrate the information systems of enterprise and establish expansible, interactive enterprise information systems network which supports rational operation flow.
J2EE是一个基于组件技术的企业级应用系统的开发规范，定义了一个多层企业信息系统的标准平台。
J2EE is an enterprise level standard basing on module. It defines an enterprise information system platform in multiple layers.
利用XML查询语言的优点改善企业信息系统查询的性能，达到跨平台查询的目的。
The excellence of XML query is expounded in the paper, by using this XML query it can be reached to enhance corporation information system query performance and to achieve the cross-platform query.
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