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电报发展史
zoeqpgn055832
20 days ago
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电报出现于19世纪中叶,最初作为一类远距离通信方式,极大地影响了当时的社会结构。早期的电报系统依赖于电报编码进行信息编码,并由熟练的操作员进行翻译。
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