This is a key, similar to a database key structure that identifies a particular cache entry as unique.

Although other industries have similar expert database system, but its extraction rules is fixed, not according to specific situation.

虽然其它行业已有类似的专家库系统，但其抽取规则固定、无法按照具体的情况灵活制定。

The results of this thesis can supply references for the development of other similar database.

本文的研究结果可为其它类似数据库的开发提供参考。

On this basis, describes the tasks of the dynamic star map display system, which can be as a core component for realizing stellar database query, navigation satellite selection, coordinate transformation, data transmission and the star map display updating.

在此基础上，阐述了动态星图显示系统的工作任务，即此系统是动态星模拟器中实现星表检索，导航星选取，坐标变换，信息传输和星图实时刷新显示的核心部件之一。

A Design for Goods Traffic Management Database in Port

港口货运管理数据库的设计

We just need to get into the traffic cam database.

我们需要进入交通摄影机的数据库里。

Developing Urban Traffic Basic Database by the Use of Access

利用Access开发城市交通基础数据库

Development and Application of Beijing Fundamental Traffic Emission Database System

北京市基础交通尾气数据库系统的开发及应用

It analyses the organization of data structure in the system and the establishment of traffic database, the choice of the best route.

介绍了公路交通导航系统产生的背景及含义，分析了系统中数据结构的组织，阐述了交通数据库的建立及最佳路径的选择。

Realization of Query Algorithm in Public Traffic Database

城市公共交通数据库查询算法的实现

The Design and Performance of Beijing Traffic Database Management System

北京市交通专题数据库管理系统设计与实现

Why would you use this type of database configuration scoping?

为什么要使用此类数据库配置范围？

Performance is one of the most important factors in any type of database system.

在任何一种数据库系统中，性能是最重要的因素之一。

And the model abstracts the logic of the data, which makes the view and the action independent of, for instance, the type of database used by the application.

而数据，这使得视图和独立的行动，例如，逻辑模型抽象，数据库类型的应用程序。

By default, the selected parser is based on the type of database that the script is connected to.

默认情况下，所选择的解析器是基于脚本所连接的数据库类型。

Chapter 5 discusses analysis and application to spatial data and property data of mineral space database and working level database for geological factor in macro approach and micro approach.

第lli章主要是从宏观和微观两个层面的地质因素方面阐述了矿产地和工作程度空间数据和属性数据的分析应用。

The indexes that support multiline fields are not replicated from the working master database to user databases.

支持多行域的索引并没有从工作主要数据库中复制到用户数据库中。

At this point, you have a working database system, which you can run either as a stand-alone network server or as an embedded database within your own application.

这时，就有了一个可工作的数据库系统，既可以作为独立的网络服务器运行，也可以作为内嵌的数据库在自己的应用程序中运行。

Connect to your working database ( in this example, it is the sample database DWESAMP: db2 CONNECT TO DWESAMP)

连接到工作数据库（在本示例中，为示例数据库DWESAMP：db2CONNECT TO DWESAMP）

Conclusion The establishment of clinical database could promote the clinical nursing education.

结论护理资源库的建立，在护理临床教育中发挥了积极作用。

Part I Clinical Database Implementation and Basic Analysis of NSCLC

第一部分NSCLC患者临床资料数据库构建与基本分析