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数字用户环路设备在电缆线路中的应用丁朴＊蒋世民＊＊冯晶晶＊＊＊为适应电信事业的大发展，数字用户环路设备、高比特数字用户线（ＨＤＳＬ）等新设备和新技术，已逐步应用在电话通信网中，这为我们改善电缆紧张状况提供了良好的条件。１数字用户环路传输系统数字用户环...
Application of Digital Subscriber Loop Equipment in Cable Lines Ding Pu * Jiang Shimin ** Feng Jingjing *** In order to meet the great development of telecom industry, new equipment and new technologies such as digital subscriber loop equipment and high bit digital subscriber line (HDSL) Has been gradually applied in the telephone communication network, which provides us with good conditions to improve the cable tension. 1 digital subscriber loop transmission system digital subscriber ...