北京市是我国的政治、文化中心,文献资源极其丰富,但各自为政的图书馆服务体系,大大限制了图书馆的服务和文献信息的利用范围。共建共享成为解决问题的重要途径之一。但要实现共建共享还存在着众多的制约因素,因此,必须通过相应的对策,以促进北京市图书馆文献信息资源的共建共享。 Beijing is the political and cultural center of our country with extremely rich documentation resources. However, the fragmented service system of libraries has greatly limited the scope of library services and the use of documentary information. To build and share an important way to solve the problem. However, there are still many restrictive factors to realize the co - construction and sharing. Therefore, corresponding countermeasures must be taken to promote the co - construction and sharing of the document information resources in Beijing Library.