Metadata service is one of the critical issues in the research of the database access and integration on the Grid.

元数据服务是研究网格环境下数据库系统集成和访问技术所面临的关键问题之一。

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And on the basis of research, it further exploits the system of semantic grid service model applying for spam filtering which enable the spam filtering more systematization and more integration.

为了使垃圾邮件过滤更加系统化、完整化，并在此研究的基础上进一步设计了应用在垃圾邮件过滤领域的语义网格服务模型，进而形成一个完整的垃圾邮件过滤系统。

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And on the basis of research, it further exploits the system of semantic grid service model applying for spam filtering which enable the spam filtering more systematization and more integration.

为了使垃圾邮件过滤更加系统化、完整化，并在此研究的基础上进一步设计了应用在垃圾邮件过滤领域的语义网格服务模型，进而形成一个完整的垃圾邮件过滤系统。

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