该文主要介绍EMBASE网络数据库检索系统，并就该系统的特点、检索途径与方法及检索结果的处理等进行探讨。
The paper mainly introduces the network database retrieval system of EMBASE, and explores the characteristics, retrieval way, retrieval methods and management of retrieval results.
比如说，对付一个正试图检索私人数据或客户数据库的入侵者和对付一个正试图瘫痪网络的入侵者很可能要采取极不同的斗法。
For example, an intruder who is trying to retrieve proprietary data or customer databases probably should be combated much differently from an intruder who is trying to shut down a network.
目前这个隐藏的网络一部分通过Google的自动系统建立索引。系统向各种数据库发出检索请求，并为检索结果建立索引。
This hidden web is currently being indexed in part by Google's automated systems that submit queries to various databases, retrieving the content found for indexing.
它通过统一的检索界面同时对多个网络数据库进行检索，并将检索结果归并，一起提供给用户。
Many network databases were searched at the same time through the uniform search interface, and the search results were merged to offer to users.
然后，本文讨论了用户在网络数据库信息检索过程中选择行为的行为表现和影响因素。
Then, the dissertation discusses the concrete behavior and effecting factors of users' selection behavior in the process of web database information searching.
在完成论文的过程中，进行了大量资料的查阅和数据检索，包括报纸、期刊、书目、网络数据库等等。
In completes the paper in the process, has carried on the massive material consult and the data retrieval, including newspaper, periodical, booklist, network database and so on.
网络环境下用户检索存在着巨大障碍，专业图书馆应大力发展特色数据库。
There is great obstacle for users to look up reference under network environment, therefore, professional library should develop characteristic data base vigorously.
文章主要介绍了国内可以检索的五类特种文献网络数据库，为广大读者和科研工作者利用特种文献提供更准确更便捷的检索途径。
The Network Database of five types domestic Special Literature retrieval is introduced in this article, it can provide an accurate and convenient retrieval path for readers and researchers.
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.
联邦检索系统源于对跨平台资源整合的需求，它允许用户通过一个统一的平台同时检索多个网络数据库、书目以及其他馆藏信息。
Federated search system follows the demand of integration of heterogeneous resources, and it allows users to search different databases, catalogs and other collections at the same time.
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.
如何将信息从海量图像数据库中及时检索出来，是近年来网络信息处理面临的“瓶颈”，已成为国内外研究热点。
How to retrieve relevant images quickly on demand in the enormous digital image databases has become the bottleneck of information processing techniques.
通过对美国专利商标局（USPTO）专利数据库检索过程的实例说明，介绍该专利网络检索方法，供用户在检索美国专利文献时参考与使用。
The methods for USPTO patent database searching were introduced by examples, so as to be used to search patents in United States.
通过对美国专利商标局（USPTO）专利数据库检索过程的实例说明，介绍该专利网络检索方法，供用户在检索美国专利文献时参考与使用。
The methods for USPTO patent database searching were introduced by examples, so as to be used to search patents in United States.
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