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现代社会的各个领域中,每时每刻都在不断生成大量的图像、文件和科学数据。这些信息的记录、存储、保管、检索和传输成为保证信息社会有效运行的重要环节。目前世界上有94%的文件仍然存在纸上,5%的文件存在缩微胶卷上,只有1%的电子文件存在磁带、磁盘上。这些信息的长期保存,存储载体的占地面积的日益增加以及信息的管理、检索成为大
In all fields of modern society, images, documents and scientific data are continually being generated every moment of the day. The recording, storage, storage, retrieval and transmission of such information has become an important part of ensuring the effective operation of the information society. Currently, 94% of the world’s files still exist on paper, 5% of the files are on microfilm, and only 1% of the electronic files are on tape and on disk. The long-term preservation of these information, the increasing storage area of storage carriers and the management of information, the search becomes large