This system adopts data mining technique to obtain useful information and knowledge from existing products database, knowledge storehouse and regulation storehouse to support conceptual design.
本系统采用数据挖掘技术从已有的产品数据库、知识库和规则库中获取有用信息和知识以支持产品概念设计。
This system adopts data mining technique and obtains useful information and knowledge from existing products database, knowledge storehouse and regulation storehouse to support conceptual design.
采用数据挖掘技术从已有的产品的数据库、知识库、规则库中获取有用的信息和知识来有效地支持机械产品概念设计。
The design of the risk database, including conceptual model and logical model, was described in details.
文章对数据库的概念模型、物理模型设计工作进行了详细描述。
And under the unified public database, realize flowing openly and calculate the data between the subsystems share with part and conceptual design of thermodynamic.
并在统一的公共数据库下，实现通流部分与热力方案设计计算子系统之间数据共享。
This thesis which combines database theory with the actual situation of Chengdu railway bureau and its subordinate agencies accomplishes conceptual design and logic design of the database.
然后结合数据库相关理论和成都铁路局及其下级机构的实际情况，进行了数据库概念设计、逻辑设计。
Narrow sense database design includes three stages: Conceptual design, logical design and physical design. This article discusses how to optimize the database performance on the three stages.
狭义数据库设计包括三个阶段：概念设计、逻辑设计和物理设计，故从这三个阶段探讨如何优化数据库的性能。
The requirements are analysed in chapter 2, then the database design which includes conceptual and logical design are introduced in detail in chapter 3.
第3章介绍系统设计，详细介绍了图书馆系统的数据库设计，给出了概念模型和逻辑模型。
The requirements are analysed in chapter 2, then the database design which includes conceptual and logical design are introduced in detail in chapter 3.
第3章介绍系统设计，详细介绍了图书馆系统的数据库设计，给出了概念模型和逻辑模型。
应用推荐