提出了一种基于J2EE技术，用于电力信息系统的平台设计方案，并着重介绍了平台的语义层设计与实现。
This paper presents a designing schema of platform using for information system of electric power based on J2EE, and emphasizes on the design and implementation of semantic tier.
反映信息系统的结构语义是数据库设计的主要目的之一。
One of the main goals of database design is to capture the structural semantics of information systems.
本体作为一种能在语义和知识层次上描述信息系统的概念模型的建模工具，它在知识建模上具有非常大的优势。
As a modeling tool which can describe the conceptual structure of information system at semantic and knowledge levels, ontology has very large advantage in knowledge modeling.
应用推荐