1)signalling set,信令设备2)STU,信令转换设备3)LSE Line Signaling Equipment,线路信令设备4)Common Channel Signaling Equipment,共路信令设备5)common paging communication equipment,一般指令通信设备6)ACSE Access Control and Signaling Equipment,接续控制与信令设备
用法例句
The necessity of constructing the local railway communication network in Panzhihua Xichang area is described in this paper,and the characteristics of IRSU is analyzed and compared with that of STU.
