查询词典 data base key

Knowledge representation and data base building are key techniques for the on development of the knowledge-based gun barrel CAD system.

知识的表示与数据库的构造是开发基于知识的枪管CAD系统的关键。

Among them, the proscenium application and backstage data base connection are development difficult point , invigilating the algorithm assigning is system develop key component.

其中，前台应用程序和后台数据库的连接是开发的难点，监考员分派的算法是系统开发的关键部分。

This paper mainly studied the key technology of weight and centre of gravity accuracy control of offshore structures and floaters, developed structural design of weight and centre of gravity data base and realized its main function by using VB and ACESS. And the tolerance distribution calculation formula of weight and centre of gravity of offshore structures and floaters was worked out by utilizing dimension chain principle. The dynamic adjustment and control method of weight and centre of gravity tolerance during construction was raised.

文中重点研究海洋结构物空船的重量、重心精度控制技术的关键技术，开发了重量、重心数据库的结构设计，采用VB和ACESS实现了该数据库的主要功能；应用尺寸链原理推导了海洋结构物空船重量、重心公差分配计算公式；提出了在建造过程中进行重量、重心误差的动态调整控制方法。

In view of the fuzzy characteristics of real world, fuzzy set theory and statistics with vague data are combined to generalize key theorem and bounds on rate of uniform convergence of learning processes as the base of statistical learning theory in this thesis.

摘要考虑到现实世界的模糊性，本文结合模糊集理论和模糊统计学的知识，对作为统计学习理论基础的关键定理和学习过程一致收敛速度的界进行推广，给出了模糊学习理论的关键定理和一致收敛速度的界。

Firstly, based on the analyzing the problems of the existing C~4ISR system architecture verification methods, the C~4ISR system architecture verification methods based on CADM is present, and the conception of this methods is given. Secondly, the basic connotation of this methods is studied form the views of the theory base and main superiority. Thirdly, the architecture information model is established, and based on this model the content framework of the C~4ISR system architecture verification methods is present. Lastly, the key techniques needed to solve in the framework is discussed.2. The verification methods of data categoricalness based on CADM are studied.

首先在分析现有体系结构验证方法所存在问题的基础上，提出了基于CADM的C~4ISR系统体系结构验证方法，并对该方法的概念进行定义；其次从理论基础和主要优势两个角度研究了基于CADM的C~4ISR系统体系结构验证方法的基本内涵；再次建立了体系结构信息模型，并以此为基础提出了基于CADM体系结构验证的内容框架；最后提出并解释了基于CADM体系结构验证方法所要解决的关键技术，包括基于CADM的数据完备性验证方法、可达性验证方法、数据一致性验证方法、系统结构合理性验证方法和作战规则合理性验证方法等。

It is reported, verus platform contains 4 to joy stick, have on enter, begin, regressive, switch on the mobile phone, restart, be in a poor light / close wait for key-press, and portable memory CF gets stuck, can insert equipment to choose miniature hard disk, adapter of the DC power supply that still contains DC 5v, 2.5a additionally, AC-DC and agency equipment, will undertake data-base applies change and making the movie.

据悉，Verus平台带有一个四向把持杆，上有进入、起头、退却退却、开机、重启、背光开/关等按键，以及可挪动存储CF卡，并可拔出备选微型硬盘，此外还带有DC 5v 、2.5a的DC电源、AC-DC适配器以及前言行动措施等，来进行转化和生成片子资料库应用。

It introduced the development survey of passenger/vessel ferry transport, analyzed the characteristics of performance and key of design of new type passenger/vessel ferry, and on the base of having collected a vast amount of data of existing ferries, emphasized on how to determine the main dimensions at preliminary stage of design.

本文介绍了国内外客滚运输发展概况，分析了新型客滚船的性能特点和设计重点，在搜集了大量实船资料的基础上，着重讨论了初步设计阶段中小型客滚船主要要素如何确定的问题。

It is very important to keep the key secret otherwise anybody having the key can decrypt the data.

保证密钥的隐密是非常重要的，否则任何人都能用这个密钥进行解密数据。

Encryption Algorithm simple description : DES is a block cipher algorithm, his 64 for a pair of data encryption Encryption algorithm principle :The password system may divide into 2 big kinds from the principle, namely single key password system and double key password system.

加密算法的简单描述：DES是一种分组加密算法，他以64位为分组对数据加密。加密算法的原理：密码体制从原理上可分为2大类，即单钥密码体制和双钥密码体制。

Secondly, the key techniques of the embedded database system in this experiment, such as memorizer management, query management and data synchronization replication, are further researched. The massive materials consult, the analysis and the research had been carried on and the key effects on the performance of the system had been discovered:(1) numbers of I/O of external storage;(2) numbers of repetition of parse SQL.

其次在实验的过程中，对嵌入式数据库系统中的存储管理、查询管理和数据同步复制等几项关键技术进行了深入研究，经过大量的资料查阅、分析和研究，找出了影响系统性能的关键所在：(1)外存I/O的次数；(2)重复解析SQL语句的次数。

We were cousins—his grandfather was King of Scots,and his great-grandfather was Henry VII of England.

我们是堂姐弟——他的祖父曾是苏格兰国王，他的曾祖父是英格兰的亨利二世。

I do want to help you, but I am in a quandary now!

我是想帮你，但是我现在左右为难啊！