目前,人们一谈到图书馆效益,通常用“社会效益”和“经济效益”这两个标准来衡量图书馆的价值和水平。其实,公共图书馆主要是以文献信息资料为基础开展各种服务活动,这些服务使读者逐步提高了思想、道德、文化素质,增长了知识和技能,解决了工作、科研、生产中的问题,从而推动了两个文明建设和社会发展,它是体现公共图书馆职能和价值的主要标 At present, when people talk about the benefits of libraries, they usually measure the value and level of libraries with the criteria of “social benefits ” and “economic benefits ”. In fact, public libraries mainly carry out various service activities based on the information of documents and literature. These services enable the readers to gradually improve their ideological, moral and cultural qualities, increase their knowledge and skills, and solve problems in work, research and production, So as to promote the two civilizations and social development. It is the major indicator of the functions and values ​​of public libraries