本文通过介绍公共图书馆的职能和优缺点,结合私人藏书的历史发展和存在的不足,阐述了公共图书馆与私人藏书是怎样进行互助合作的,最后以鄂尔多斯市图书馆和本地区私人藏书为例,重点阐述了两者的互助合作 By introducing the functions and advantages and disadvantages of public libraries and combining with the historical development and existing problems of private collections, this paper expounds how public libraries and private collections cooperate and help each other. Finally, taking Ordos City Library and private collections in this area as Example, focusing on the mutual cooperation between the two