停止信号: stopping signal; danger sign ...单元: unit; unit element; cell; lo ...终止信号单元: stosignal element停止信号: break alarm; halt signal; signal for stop; stop signal; stopping signal; stopsignal停止信号灯: stop light; stoplight空信号单元: empty signal unit信号单元: signal element; signaling unit; su signal unit传送停止信号: protect停止信号开关: stop switch页末停止信号: end-of-page stop停止信号, 停止警铃: break alarm停止信号, 停机信号: stopping signal插入信号单元: fill-in signal unit初始信号单元: initial signal unit独立信号单元: alone signal unit (asu)多级信号单元: multilevel signal element多重信号单元: msu multiple signal unit复合信号单元: compound signal element后续信号单元: subsequent signal unit空闲信号单元: isu idle signal unit链路信号单元: link state signal unit起始信号单元: start signal element确认信号单元: acknowledgement signal unit填充信号单元: fill in signal unit fisu; fill-in signal unit同步信号单元: syu synchronization signal unit
