论文分析了P2P系统的基本概念，研究了现有P2P系统由于缺乏分布式索引结构而产生不足的现状。

This paper firstly analyzes the basic concept of P2P system, then studies the actuality of current P2P systems without index structure.

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系统实现“四库一体化”结构，提出全新的方法库概念和适合于大体量知识库的产生式规则法、框架法、关系数据库法结合的知识表达体系。

A new concept of method base and knowledge expressing system by combination of production rule method, frame method and data base method appropriate to big knowledge base was proposed.

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本课题将嵌入式系统的概念引入到光纤熔接机的图像采集显示研究中，使图像采集显示系统能够在嵌入式系统的支持下产生新的研究方法，新的技术路线和新的产品。

This paper bring embedded system concept into the research of image collection and display for optic fiber fuse machine. By the support of embedded system we can develop new methods and new products.

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