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日前,由邮电部电信科学研究规划院传输研究所负责起草的《同步数字体系(SDH)光缆线路系统测试方法》国家标准和《2048kbit/s接入端口的64kbit/s交叉连接设备进网要求》通信行业标准通过邮电部技术鉴定。参加会议的有邮电部科技司,电信总局、数据通信局及铁道科学院通信信号研究所等17个单位共29名代表。
A few days ago, the national standard of “Test Method of Synchronous Digital Hierarchy (SDH) Optical Line System” drafted by the Institute of Transmission Research of the Institute of Telecommunication Research of the Ministry of Posts and Telecommunications and the requirement of “network access of 64 kbit / s cross connection equipment of 2048 kbit / s access port” Communication industry standards through the Ministry of Posts and Telecommunications technology appraisal. A total of 29 delegates attended the conference from 17 units, including the Ministry of Science and Technology, the Ministry of Posts and Telecommunications, the General Administration of Communications, the Bureau of Data Communications and Communications and the Institute of Communication Signal of the Academy of Railway Sciences.