论述建立学科馆员制度的必要性和学科馆员的职责。提出建立学科馆员制度的措施。认为建立学科馆员制度是图书馆加强文献资源整体建设,适应网络环境下信息服务要求的具体体现,也是图书馆适应知识经济社会,为用户开展深层次服务的一种有效方式。 Discusses the necessity of establishing subject librarian system and the responsibility of subject librarian. Put forward the establishment of subject librarian system measures. It is considered that the establishment of subject librarian system is a concrete manifestation of library’s overall construction of document resources and its adaptation to the information service requirements in the network environment. It is also an effective way for libraries to adapt themselves to the knowledge economy and society and to provide users with deep-level services.