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近来,“信息社会”已成为人们的一个热门话题。“信息社会”的基础是所谓三C,即计算机化(Computerzation)、通信化(Communication)和控制(Control)。通信是纽带,没有通信,“信息社会”的“社会”性也就不存在了。早在公元前700年以前,我们的祖先就用烽火台来传递敌人进犯的消息。随着科学技术的进步,人们逐渐利用电磁波中的长设、短波、超短波和微波作为信息的载体来传递信息。但生产在发展,社会在进步,需
Recently, the “information society” has become a hot topic for people. The foundation of “Information Society” is so-called Triple C, Computerzation, Communication and Control. Communication is a link. Without communication, the “social” nature of “information society” does not exist. As early as 700 BC, our ancestors used beacon towers to relay the news of enemy attacks. With the progress of science and technology, people gradually use the long set of electromagnetic waves, shortwave, ultrashortwave and microwave as the carrier of information to transmit information. However, the development of production, social progress, need