1)  focused crawler
定题爬虫
1.
This paper proposed an ontology-based focused crawler model on .
在专业搜索引擎中,定题爬虫以何种搜索策略访问Web,以提高效率,是近年来专业搜索引擎研究中的热点问题之一。
2)  topic-specific
定题
1.
Research on topic-specific web information finding mechanism based on IOCC;
基于IOCC的定题Web信息发现机制研究
3)  selective dissemination of information
定题服务
4)  SDI
定题服务
1.
Developing SDI,Improving Reformation of "Two Classes”;
开展定题服务 促进“两课”改革
2.
To offer qualified SDI for academic work in universities,a library has to take measures to promote the changes of SDI service pattern,searching technology and service consciousness of its staff to adapt itself to the SDI in the new environment.
要为高校科研工作提供优质的定题服务,图书馆在定题服务的方式、技术手段和图书情报人员的服务意识上发生变革,才能适应网络环境下的定题服务。
3.
The paper discusses the methods how university libraries carry out SDI by electronic academic journal from four aspects,and puts forward some noticeable questions in retrieving electronic academic journal.
本文从四个方面谈高校图书馆如何利用电子期刊做好定题服务,以及检索中注意的问题。
5)  SDI service
定题服务
1.
On Consolidation for SDI Service in University Library with Customized Service;
运用定制服务方式改进和加强高校图书馆的定题服务
2.
The mode of university library s SDI service under the network environment presents the new features of the multiple service modes,abundant literature information sources,modern retrieval means,and wide service targets,etc.
网络环境下高校图书馆定题服务呈现出服务方式多元化、文献信息源丰富化、检索手段现代化、服务对象广泛化等新特征。
3.
The paper introduces the challenges faced by library SDI service in the networked environment and puts forward suggestions that only when the quality of SDI service personnel are improved, can the opportunities be created for SDI services.
本文介绍了网络环境下图书馆定题服务业务面临的挑战。
6)  selective dissemination information
定题跟踪
参考词条
补充资料：皮米诺定 ,去痛定,匹米诺定
药物名称：匹米诺定

英文名：Piminodine

别名： 皮米诺定 ,去痛定,匹米诺定
外文名：Piminodine
适应症： 为强效麻醉性镇痛药，镇痛作用较呱替啶强。用于胆囊炎合并胆结石、胰腺炎、癌症等引起的剧痛。
用量用法： 1.皮下注射或肌注：１次１０～２０ｍｇ，必要时每４小时１次。 2.口服：１次２５～５０ｍｇ。
注意事项： 有成瘾性。
规格： 1.片剂：２５ｍｇ。 2.注射液：１０ｍｇ。





类别：镇痛药\阿片受体激动药
说明：补充资料仅用于学习参考，请勿用于其它任何用途。