如果采用全文的表示，文本中的所有单词都作为标引词，将会选择采用更抽象的视图。
If a full text representation of the text is adopted then all words in the text are used as index terms.
情报检索的目的是为用户服务，因而标引词的提取应以其与文献主题内容相关程度为标准。
Because the aim of information retrieval is to serve the users, the correlated degree of indexing words and the subject of the document should be the criteria of drawing them.
数据质量控制是数据库建设中的重要环节，同样地，在引文索引中标引词的质量也非常重要。
Data quality Control is an important tache in database construction, the same as the quality of key word in citation index.
数据质量控制是数据库建设中的重要环节，同样地，在引文索引中标引词的质量也非常重要。
Data quality Control is an important tache in database construction, the same as the quality of key word in citation index.
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