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目前,数字图书馆的发展有三种主要模式,即特种馆藏型模式、商用文献型模式和知识服务型模式。知识服务型数字图书馆以数字化资源为基础,并以丰富的
At present, there are three main modes for the development of digital library, namely the special collection mode, the commercial document mode and the knowledge service mode. Knowledge Services Digital Library is based on digital resources and is rich in