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缩微胶片和纸、磁性材料一起构成当前人们记录和贮存信息的主要载体。近来,光盘也逐渐进入实用化阶段,但因价格较高,信息不便更新,使用不够普遍。缩微技术起源于1939年秋,由英国科学家约翰·本杰明·丹塞(JOHN·DANCER)首先开创使用。二次世界大战期间,缩微技术在传递军事情报方面起了重要作用。1941年,美国利用著名的缩微邮件(V-Mail)进行了美
Microfilms, together with paper and magnetic materials, form the main vehicle for people to record and store information today. Recently, compact discs have also gradually come into practical use. However, due to the high price and the inconvenience of updating the information, the use is not widespread enough. Microtechnology originated in the autumn of 1939, first by the British scientist John · Benjamin Dan (JOHN · DANCER) to create use. Microformatology played an important role in transmitting military intelligence during the Second World War. In 1941, the United States made use of the famous mini-mail (V-Mail) for beauty