library use图书馆效用libraryn.图书馆；藏书；书房library at colleges and universities高校图书馆library of higher vocational collese高职院校图书馆Library and Information Science Wiki图书馆与信息科学方面的library in universities and colleges高校图书馆Library of Beijing Normal University北京师范大学图书馆library of universities and colleges高校图书馆Library of Congress Subject HeadingsLibrary and information organizations图书情报机构library public culture service system图书馆公共文化服务体系Library and information Center design图文信息中心设计