一、概述当前,Internet 在全球领域迅猛发展,信息高速公路的建设也得到了世界各国的普遍关注,各国政府纷纷大力加强本国的信息资源建设,这其中,由于图书馆拥有丰富的信息资源,任何其他机构无法与之相比,因此,建设数字化图书馆已成为一个迫切的问题。数字化图书馆是一种网络环境下的图书馆信息系统,它是以 I. Overview At present, the rapid development of the Internet in the global arena. The construction of the information superhighway has also drawn the universal attention of all countries in the world. Governments of all countries have greatly strengthened the construction of their own information resources. Among these, as the library has rich information resources, any Other institutions can not compare with it. Therefore, building a digital library has become an urgent issue. Digital library is a network environment under the library information system, it is based on