图书情报资料被称为“社会资源”,但怎样才能检索出所需的资料,已成为每个教师、科技人员、研究生、高年级学生所共同关心的问题。通过文献检索,能及时了解国内外科技发展的动态、本专业、本学科的研究进展及新成果,有利于更新知识、更新教材,尤其对于科研工作,不查阅文献,不了解本课题有关情况,不抓住课题关键,很容易出现事倍功半的结果。因此,掌握专业文献资料的分布规律,熟练地使用情报文献检索工具,学会情报调研方法,已成为每个科技人员和教师必须具备的技能。而在高年级学生和研究生中开设情报课,实质上则是对 Library and information materials are called “social resources,” but how to retrieve the required information has become a common concern for every teacher, technician, graduate student and senior student. Through literature search, we can keep abreast of developments in science and technology at home and abroad, research progress and new achievements in this major and this discipline, which are conducive to updating knowledge and updating teaching materials. In particular, we do not consult the literature, do not understand the relevant circumstances of this topic, Do not grasp the key issue, it is easy to appear less effective results. Therefore, mastering the distribution laws of professional documents, proficiently using information retrieval tools and learning methods of intelligence research have become the necessary skills for every technician and teacher. In intelligence classes for seniors and postgraduates, it is in fact right