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1 代码化 数字图书馆的信息资源除文字信息外,还有大量图形、图像信息以及声音、视频、动画等数字式信息。利用计算机把多种信息通过多媒体技术有机结合在一起进行统一存储和管理。用数字化的方法将信息存储的主要形式从纸质载体变成了磁性介质上的电磁信号,对文献,特别是一些珍本、善本和历史遗物等,起到了保护作用。 信息代码化是数字图书馆的基本特征。 2 网络化 ①网状互联的信息组织方式 数字图书馆是一个开放的、分布式的系统,通过计算机网络连接无数个分散的数据存储器,共享网
1 Coded digital library information resources in addition to text information, there are a large number of graphics, image information and audio, video, animation and other digital information. The use of computers to a variety of information through the organic combination of multimedia technology for unified storage and management. Digitized the main form of information storage from the paper carrier into a magnetic medium on the electromagnetic signal, the literature, especially some rare books, rare books and historical relics played a protective role. Information code is the basic characteristics of the digital library. 2 network ① Mesh Internet information organization Digital Library is an open, distributed system, connected through the computer network numerous scattered data storage, shared network