在公共图书格和其它综合性图书馆，以及相当一部分高校图书馆、社科学术机构图书馆中，各人大类学科的基础及专业性教科书，包括许多非专题性研究成果的概论性著作，占有很大的馆藏比重。因此，分析和认识它们的保存价值及处理方法，对于充分发挥该共同七的作用和搞好馆藏建设? In public galleries and other comprehensive libraries, as well as a considerable part of the library of colleges and universities, social sciences academic libraries, the basic and specialized textbooks for each category of subjects, including many non-thematic research findings, A large proportion of the collection. Therefore, the analysis and understanding of their preservation value and approach to give full play to the role of the common seven and do a good job building collection?