The fair value concept has rich connotations and denotations, by making the concept as a core, the author formed a complete concept system. 第二,公允价值概念的内涵和外延都十分丰富,以之为核心,可以构建起一个完整的概念体系。
It analyses the library science according to the concept system and analytical frame of the sociology, then reveals the subject character of library science. 摘要按照社会学的概念体系和分析框架对图书馆学进行了分析,从而得出图书馆学的学科属性。