论文部分内容阅读
随着计算机技术的发展,先进的通信手段越来越多,公众电报的业务量相对来说越来越少。但是,因为公众电报业务具有文件性、经济性和保密性等优点,这些是其他通信方式无可比拟的,所以,在相当长的历史时期内,公众电报业务是不可能被淘汰的。目前,公众电报所使用的终端设备在不断更
With the development of computer technology, there are more and more advanced means of communication, and the volume of public telegram is relatively less and less. However, because of the file, economy and confidentiality nature of public telegram services, these are unmatched by other modes of communication. Therefore, it is impossible for the public telegram service to be eliminated during a fairly long historical period. At present, the terminal equipment used by public telegraphs is constantly changing