随着全球经济的迅速回暖,IT产业开始全面复苏,云计算从一个概念性炒作走向部署实践,2012年云计算将是一个持续的热点,云计算以强大的功能独占商业鳌头的同时,在数字图书馆发展与建设方面也不甘示弱。本文通过对云计算的概念进行简单概括,对云计算和数字图书馆的发展趋势进行分析,主要分析了云计算在数字图书馆的运用实例及在数字图书馆运用中所存在的问题。 With the rapid global economic rebound, the IT industry began to fully recover, cloud computing from a conceptual hype to deployment practices, cloud computing in 2012 will be a continuing hot, cloud computing with powerful features exclusive commercial at the same time, Library development and construction are not to be outdone. This paper briefly summarizes the concept of cloud computing, and analyzes the development trend of cloud computing and digital library. It mainly analyzes the application of cloud computing in digital library and the problems in the application of digital library.