signalledadj.信号的；预示的；告知的动词signal的过去式和过去分词.signaln.信号；标志v.(发信号)通知、表示adj.显著的signalling device信号显示装置signal divergence信号发散signal visibility信号显示距离,信号了望距离signal reflection信号反射signal classifier信号分级机signal inhibiting[计] 禁止信号Signal Filtrating信号滤波signal line speed信号线速度signal integrator信号整合分子signaling channel信号信道