In the past man take traditional information retrieval methods, such as card retrieval tools, film tools and CD-ROM retrieval.
过去人们主要采用传统的信息检索方法，如：卡片式检索工具、微缩制品、光盘制品等。
This paper has mainly discussed the meaning, effect and analysis tools of patent information and introduced the methods for patent information retrieval.
本文论述了专利信息的内涵、专利信息的作用及专利信息的分析工具，介绍了专利信息检索的途径。
The characters of its information resources, retrieval methods and results are fully introduced and the function is briefly commented on this paper.
本文详尽地介绍了它的信息资源、检索方法及结果显示等特点，并对其功能作了简要评述。
People try to introduce all kinds of advanced ideas and methods to the field of information retrieval, to promote its theory and technology of deep-rooted change.
人们试图将各种先进的思想和方法引入信息检索领域之中，促进其理论和技术的深层次变革。
This chapter discusses methods of data retrieval from an interaction standpoint and presents some human-centered approaches to the problem of finding useful information.
在这一章中，我们将从交互的角度讨论数据检索的方法，提出一些以人为中心的方法来处理如何发现有用信息的问题。
Search results merging is an important process of distributed information retrieval and the selection of merging methods directly influences the quality of retrieval results.
查询结果合并是分布式信息检索中的一个重要步骤，其合并方法的选择直接影响检索结果的质量。
Retrieval methods and strategies of aero scientific information are expounded.
阐述了航空科技情报的检索方法与检索途径；
From two aspects of the teaching contents and the teaching methods, this paper probes into the teaching practice of the document retrieval course under the information technology environment.
从教学内容和教学方法两个方面对信息技术环境下的文献检索课教学实践进行了探讨。
This paper introduces the features of multi-media information in digital library, and analyzes the organization modes and retrieval methods of multi-media information in digital library.
介绍了数字图书馆中多媒体信息的特点，分析了数字图书馆中多媒体信息的组织方式和检索方法。
Methods for on-line retrieval and consulting of chemical information from Internet were summarized, meanwhile some outstanding chemical web sites are listed.
简要概括了互联网上化工信息检索和查询的方法，并列举了一些优秀的化工网站。
We proposed the retrieval methods and the search strategy for network information resources on evidence-based nursing.
提出了循证护理网络信息资源的检索方法与检索策略。
The paper describes the characteristics of network information retrieval and the methods of searching information through the available systems of network information retrieval in the world.
本文介绍了网络信息检索的特点、利用计算机网络从国内外现有的信息检索系统快速查找信息的方法。
This paper discusses the objectives, methods and significance of experiments which incorporate the team work into the courses of information retrieval.
文章总结并分析了将团队合作方式引入到信息检索课程教学中的实验目的、做法、意义以及需要强调的几个方面。
This model retrieves information on semantic using natural language processing technique so as to overcome the shortcoming of traditional retrieval methods and enhance efficiency.
该模型利用自然语言处理技术，在语义层次上进行查询和检索，克服了传统检索方法的不足，提高了查全率与查准率。
METHODS Introduce American drug patent system and the method of FDA information retrieval, analyze and ravel out the problems from FDA information retrieval.
方法介绍美国药物专利方面的法规政策及FDA专利情报的检索，并对在FDA及专利数据库检索过程中遇到的问题进行分析。
With the queries the author often meets and the practice, the thesis emphasizes the retrieval methods and utility of online legal information resources.
笔者结合读者经常咨询的如何查询因特网上法学信息资源的问题与工作实践，着重介绍了网络法律信息资源的检索策略与检索利用。
The paper describes the priniples and methods of design on computerized information retrieval system.
本文论述了计算机多文种科技文献检索系统的设计思想和方法。
Methods Such research methods as information retrieval, cluster analysis, and Delphi expert consultation were used to select index items of medium developed health level.
方法采用文献检索、聚类分析、德尔菲专家咨询等研究方法，遴选中等发达卫生水平指标项目。
The difference between the methods of classification and subject is analysed. The feasibility of logical combining classification with subject in information retrieval is theoretically discussed.
从理论上讨论了分类法与主题法的异同以及分类与主题逻辑组合进行文献检索的可行性。
The difference between the methods of classification and subject is analysed. The feasibility of logical combining classification with subject in information retrieval is theoretically discussed.
从理论上讨论了分类法与主题法的异同以及分类与主题逻辑组合进行文献检索的可行性。
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