This proto - col, which integrates the features of conventional TDM with those of polling techni - ques, has the adventages of making the system operating cycle and energy consuming time in substations shorter, and the communication controllers simpler. 该协议综合了传统的时分复用(TDM)和查询(Polling)两种多址技术的特点,在缩短系统工作期和采集站能源消耗时间,以及简化通信控制设备方面,发挥出突出的优越性。