查询词典 underlying database

Within this class I'll define a few helper methods that encapsulate some LINQ expressions that we can use to retrieve the unique Category objects from our database, retrieve all Product objects within a specific category in our database, as well as retrieve an individual Product object based on a supplied ProductID

在这个类中我将定义一个封装了一些 LINQ 表达式的辅助方法，以用于从数据库中获取指定的产品目录类别、获取指定产品目录的所有产品和指定 ProductID 的产品信息。

Within this class I'll define a few helper methods that encapsulate some LINQ expressions that we can use to retrieve the unique Category objects from our database, retrieve all Product objects within a specific category in our database, as well as retrieve an individual Product object based on a supplied ProductID

在这类中定义一些辅助方法来包装一些 LINQ 表达式，用来从数据库中获取唯一的 Category 对象，获取一个特定类型的所有 Product 对象，以及通过 ProductID 获得一个 Product 对象

Database performance optimization is to adjust components purposively to improve the performance. It will increase database throughput and minimize response time.

数据库性能优化是进行有目的地调整组件以改善性能，使得数据库的吞吐量最大限度地增加，相应的响应时间达到最小化。

Querying in distributed database system is more complicated than in centralized database system.

是分布式数据库系统的主要问题之一。

This paper studys the the interactions between solution of primary minerals ofthe reservoir sandstone, the deposition of authigenic mineral, and the formingmechanism of secondary porosity in Upper Paleozoic reservoirs in Ordos basin withthe modeling theory of Water-Rock Interaction, builds the correspondingthermodynamics database and dissolution experiment database, and provides thecomparable and quotative data for the Water-Rock Interaction modeling research ofreservoir rock.

本论文将水—岩相互作用模拟(即热力学理论模拟计算和溶解模拟实验相互结合的方法)用于鄂尔多斯盆地上古生界碎屑岩骨架组分的溶解、自生矿物的沉淀及其与次生孔隙形成机制之间关系的研究，建立了相应的热力学数据库和溶解实验数据库，为沉积盆地储集岩的水—岩相互作用的模拟研究提供了可对比与借鉴的基础资料。

This system use the ASP that the Microsoft company initiated.The Access is the backstage database and set up a small scaled according to NET network forum system.It needs to do function request rame the programming and design a database.

本系统使用Microsoft公司倡导的ASP作为开发工具，Access为后台数据库，构建一个小型的基于NET的网络论坛系统，从功能需求到框架规划再到数据库设计。

We used API offered by the corporation to access the Database ,to independent the system to database to boost up independency ,security ,and make the system more rationable.

同时在数据库访问过程中使用该公司提供的数据库访问API来访问该公司的数据库。

The web station is using Frontpage made the web page, using the language of Active Server Page linked the database, and using Access as the background database, made this mini web station which has the function of book search book borrow ,book back ,book reborrow ,reader manage book message manage and so on .

本网站使用Frontpage制作页面，用Asp语言做连接数据库的程序，使用Access制作系统的数据库，做出了这个具有图书查询、图书借阅、归还、续借、会员管理以及图书信息管理等功能的小型的网站。

The article introduced the reface of the management system,research present condition and design target,some key problems what must be resdved ,system construction the model,system to realize the technique with performance test and analysis,The system realizes technique part,include the vialility assessment ,professional work analyze,the function of system design and database design ,also include design of code and algorithm of template,The system is easy to use and useful ,It adopt Visual Basic 6.0 and the backstage database is Access

系统实现技术部分，包括可行性分析、业务流程分析、系统功能设计和数据库设计及代码设计、模块的算法，本系统界面友好，操作简单，比较实用。开发该系统主要采用 Visual Basic 6.0开发环境，以Access为后台数据库。

In this thesis, we have proposed the algorithms of performing of three improving types, can improve the efficiency of prospecting of the unusual fluctuation database , so the improvement type of a thesis performs algorithms and will not need to rescan the whole database each time when there are newly-increased materials, the majority only needs to scan the newly-increased trade materials, in order to improve the efficiency of prospecting.

在本论文中，我们提出了三个改良式的演算法，第一个为Apriori演算法来动态探勘，其二为使用布林演算法为基础进行动态探勘，最后为以布林运算为基础之FP-tree的动态探勘，可以提升异动资料库的探勘效率，因为在过去的资料探勘技术中，在探勘关联规则的过程}式演算法当有新增资料时将不用每次都要重新扫描整个资料库，绝大部分只需要扫描新增的交易资料，以提升探勘效率。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。