Distributed database system may be regarded as a series of union of centralized database system.
分布式数据库系统可以看作是一系列集中式数据库系统的联合。
The distributed database system has its own characters and theory, though it was based on the centralized database system.
分布式数据库系统虽然基于集中式数据库系统，但却有一定的特色和理论基础。
Although some technique and ways to query in centralized database system can also be used in distributed one, there are basic differences between them in terms of scale and factors of databases.
尽管在分布式处理中也使用某些集中式查询处理中的技术和方法，但就其问题的规模和优化的因素，都与集中式查询处理有质的不同。
A management system for SRXRF experiment and analytic information is developed by using the mode of file combining with database, centralized management of inclusion data is implemented.
采用文件与数据库相结合的方式，开发出了SRXRF实验及分析信息管理系统，实现了对包裹体数据的集中管理。
As distributed database system is not a simple combination of network technology and centralized database, it needs to achieve in a suitable system framework.
由于分布式数据库系统并不是网络技术与集中式数据库的简单结合，需要在合适的系统架构上实现。
Namely, using the centralized and distributed database design optimizes the configuration of simulation database of Air fleet fighting dis system and reduces network flux.
即利用集中和分布式的数据库结构对机群作战分布交互式仿真系统的数据库进行了优化设计，减少了网络数据流量。
A distributed database system which is based on existed centralized medical image database system is designed.
本文设计实现了一个分布式的医学图像数据库系统。
A graphic integrated database modeling using device-oriented method in centralized control substation training simulation modeling support system based on CIM is developed.
着重探讨了集控站仿真培训建模支持系统中如何基于CIM公共信息模型，以面向设备的建模方式实现图形数据库一体化的问题。
A graphic integrated database modeling using device-oriented method in centralized control substation training simulation modeling support system based on CIM is developed.
着重探讨了集控站仿真培训建模支持系统中如何基于CIM公共信息模型，以面向设备的建模方式实现图形数据库一体化的问题。
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