本文从“长尾理论”与“众包”的基础理论出发,探讨了两者的关系,分析了图书馆业务工作中的长尾现象。继而通过SWOT分析揭示了在图书馆业务工作中基于“长尾理论”将图书馆业务工作“众包”的优势、劣势、机会、威胁,总结出SWOT矩阵。最后通过总结图书馆“众包”成功实施的案例,提出了规避图书馆因引入“众包”而出现的劣势与威胁的措施,以期能为未来国内图书馆引入“众包”做一定的参考。 Based on the basic theories of “Long Tail Theory” and “Crowdsourcing”, this paper discusses the relationship between the two and analyzes the long tail in the library business. Then SWOT analysis reveals the advantages, disadvantages, opportunities and threats of library business work “crowdsourcing ” based on “long tail theory ” in the work of library business, and summarizes the SWOT matrix. Finally, through summing up the successful cases of library “crowdsourcing ”, this article puts forward some measures to avoid the disadvantages and threats appearing in libraries by introducing “crowdsourcing ” in order to introduce “crowdsourcing ”Do some reference.