Free textretrieval (fulltextretrieval) systems locate records based on searching their content.
不限格式的内文检索(全文检索)系统是基于内容搜寻而找出档案。
2
The development of a fulltextretrieval database system for SINOPEC scientific and technical periodicals is introduced.
介绍中国石油化工集团公司科技期刊全文检索数据库系统的开发情况。
3
This article describes the principle of fulltextretrieval system, analysis of word-based index of the table structure methods and the establishment of the index database.