介绍了常用的国内外航空科技文献数据库；
Typical aero scientific and technical document database at home and abroad are introduced.
科技文献的分类是科技文献数据库的重要组成部分。
The classification of scientific document is an important component of scientific document database.
国家癌症研究文献数据库CANCERLINE成立。
CANCERLINE, a national database of published cancer research established.
文献数据库质量与建库成本、建库周期之间存在着矛盾。
There is a contradiction between the quality of a document database and the creation cycle and cost for the database.
生物医学文献数据库是临床医学实践证据的重要来源之一。
ObjectiveBiomedical research literature databases are one of the important sources for searching evidence of clinical practice.
在此基础之上，论述了凉山地方文献数据库建设的重要性与可行性。
On this foundation have discussed the cool importance and feasibility of mountainous region of square document database construction.
主题标引是建立“节水农业文献数据库”主题检索系统的关键工作。
Subject indexing is the key step in creating subject retrieval system of water saving agriculture literature database.
而对于学术用户来说，文献数据库网站是他们获取文献资源的重要途径。
As for the academic users, website of document databases is an important approach to obtaining document resources.
本文介绍了引进IRRD文献数据库在国内建立的综合情报处理和检索系统。
This paper introduces an integrated information processing and retrieval system which has been built at home, and which is based on IRRD documentation database introduced from abroad.
检索记录数达数百万以上的化合物名称或文献数据库时，全文检索效率将变得很低。
For the full-text searching in compound name or literature databases, the searching efficiency will become evidently low when the record number achieves millions.
灾害文献数据库管理系统（DLDBMS）是这一咨询信息系统的知识基础和信息来源。
The Disaster Literature Database Management System(DLDBMS) is the knowledge foundation and information source of this consultation information system.
采用文献计量学方法，对节水农业文献数据库涉及的388种专题期刊进行统计、分析。
Aathor used the method of documentary metrology, counted and analysed 388species subject serial of documental data base in water-saving agriculture.
化学化工信息资源的检索方式已由对大型文献数据库的联机信息检索过渡到网络信息检索。
The retrieval of chemical information has transited to the network from the online on document database.
建立检索系统是地方文献数据库的重要内容，检索系统的好坏直接影响数据库的整体质量。
Database retrieval system is an important part of local documentary database. Whether or no the system is effective determines the equality of the database.
论述了客家文献的概貌和现状，探讨了建设客家文献数据库过程中应注意的问题和相关措施。
This paper discusses the outline and current status of Hakka literature, and expounds the problems and measures in the process of the database construction of Hakka literature.
解决这些问题的关键在于建立公共古典文献数据库和开发个性化文献检索服务系统两个方面。
The key of solving these problems included two aspects, forming public classical document data base and developing document retrieval service system.
研究了在一个已建成的文献数据库的基础上用出版物组合代码连接扩展贴补引文索引的方法。
Based on the CCDOC bibliographic database, a method linking citation data to this database through the combined codes between publication, year, page, volume and number is studied.
从数量、专题、主题等方面，统计分析1988 ~ 1997年发表的文献数据库研究论文。
The statistical analysis of research papers on document databases from 1988 to 1997 is presented in the aspects of quantity, special topics and subjects.
在英文文献数据库中，有总数大约12万3965的因特网档案(中文有48,285档案——译者注)。
It's an Internet archive of free content totaling to about 123, 965 texts in the English database.
本文叙述了所研制的文献数据库微机管理系统的设计思想，数据库结构及系统的主要功能，特点。
This paper deals with the design method of bibliographic data base microcomputer management system, the system data structure, function and feature are given.
文章阐述了建设凉山地区地方特色文献数据库的意义、方法以及数据库的框架组成、基本内容和特点。
This paper described the significance and method of constructing local characteristics literature database in liangshan area, as well as the components, basic content and features.
文章论述了建立地方文献数据库在西部经济开发中的作用、途径及问题等，说明了数据库的信息源、类型。
The article discusses the role, paths and problems of establishing regional documents in developing the western economy, explaining the information sources and types in database.
以国际互联网的文献资料为主要信息源，建立了一个易于维护和更新的大规模的专业化生物学文献数据库。
A specialized biological information database which is easily maintained and renovated is established by using Internet as the main information source to collect the latest information.
方法从利用文献数据库、访问专业网站、使用搜索引擎等三个方面具体说明了网络妇产科学资源的检索与利用。
Methods Through full-text database, Obstetrics and Gynecology websites and search engines, this paper illustrates how to explore and utilize information resources on Internet.
爱丁堡大学数据图书馆UPDATE数据库是一个与土地利用有关的文献数据库，它的数据类型偏向于实用性。
EDINA UPDATE is a bibliographic database of land-based literature whose focus is more practical than scholarly.
如何实现高效检索，更好地为广大用户提供科技文献信息服务，是科技文献数据库建设中一个非常重要的环节。
It is a very important part to provide an effective retrieval interface in the Scientific and Technological Literature Database development.
文章论述了文献数据库的有关情况，指出了国内文献数据库建设存在的一些问题，提出了建设数据库的有益建议。
The article discusses the circumstances of document's data. The author points out some existing problems of building internal document's data base and gives useful Suggestions of it.
论证了构建湘西民族地方文献数据库的必要性、可行性和意义，探讨了湘西民族地方文献数据库的基本内容和建设办法。
This paper explores the necessity, possibility, significance and content of constructing the data base of local national documents in Xiangxi.
前言： 本研究采用文本挖掘技术，从在全球公开的纳米科学和技术研究文献数据库（SCI/ SSCI数据库）中提取技术情报。
Text mining was used to extract technical intelligence from the global open nanotechnology and nano science research literature.
前言： 本研究采用文本挖掘技术，从在全球公开的纳米科学和技术研究文献数据库（SCI/ SSCI数据库）中提取技术情报。
Text mining was used to extract technical intelligence from the global open nanotechnology and nano science research literature.
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