1) classification of subject matter
[专]主题的分类
2) classified subject index
[专]分类主题索引
3) subject classification
主题分类
1.
Design and Implementation of Subject Classification Expert System Based on Text Mining;
基于文本挖掘的主题分类专家系统的设计和实现
2.
As an important retrieval tool for mathematics science, mathematical reviews in its mathematics subject classification 2000 added a main class, that was "Mathematics Education".
作为数学领域一种最重要的检索工具──《数学评论》,在2000年的主题分类中增加了“数学教育”这一大类,方便了数学教育文献的检索。
3.
As the popularity of search engine’s technology, people would like to quickly get the information they need among the topics which they interest in, thus there comes a new trend which conducts search engine’s service to subject classification.
在搜索引擎技术日益普及的今天,人们希望从自己感兴趣的主题内快速地检索所需的信息,因此主题分类检索成为搜索引擎发展的一个新方向。
4) Thematic data classification
专题数据分类
5) prepositional classification
命题的分类
1.
The first is about prepositional classification.
一论命题的分类 :在普通逻辑中 ,命题分成简单命题和复合命题两类 ,简单命题分成直言命题和关系命题两种。
6) topic type distribution
主题类型分布
1.
The documents on termite from "Database of China Scientific and Technological periodicals"are analyzed in 5 aspects including year distribution,region distribution,active authors,periodical destribution and topic type distribution.
采用文献计量学的原理和方法,对1991~2001年《中文科技期刊数据库》收录的白蚁研究文献进行统计分析,探讨了白蚁研究的年代分布、地区分布、活跃作者群、期刊分布和主题类型分布。
补充资料:专专
1.用心专一。 2.形容精神专注。 3.专门;特地。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条