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任何定义都需要对被定义事物进行高度的抽象化和模型化,并反映其本质属性。定义是说明被定义者的必要和充分条件的集合,从而具有唯一性并区别于其他事物。图书馆可以抽象化为两个基本要素——文献和将其信息向读者提供的服务——之间的关系。根据这一模型和图书馆的本质属性,可将“图书馆”定义为:有组织地藏有大量文献,并将以知识信息为主的有序信息提供给读者利用的专门机构。在这一定义中突出了如下几个层次的涵义:1、图书馆所
Any definition requires a high degree of abstraction and modeling of the things being defined and their essential attributes. A definition is a set of necessary and sufficient conditions that explains the person being defined, so that it is unique and distinguishes it from other things. Libraries can be abstracted into the relationship between two basic elements - the literature and the services that provide its information to the reader. According to this model and the nature of the library, “library” can be defined as: a large number of documents are organized and organized, and the orderly information based on knowledge information is provided to the specialized agencies used by readers. In this definition highlights the following levels of meaning: 1, library