With the rapid development of computer technology and Internet, online query, retrieval and download of professional data has become an important means of scientific and technological information retrieval. For all kinds of full-text databases or abstract databases on the Internet, abstract index is an important tool for readers to retrieve documents, which provides convenience for the construction and maintenance of scientific and technological information literature retrieval databases.
It is a comprehensive introduction to the paper, so that people can understand the main contents of the paper. After the paper is published, abstract magazines or various databases can directly use the abstract without modification or slight modification, so that readers can know the main contents of the paper as soon as possible.
In order to supplement the deficiency of the title and avoid misunderstandings, deficiencies and even mistakes that may occur when others write the abstract. Therefore, the quality of abstracts directly affects the retrieval rate and citation frequency of papers.