同义词
1)fireman's escape,轴隧应急出口2)shaft alley escape,轴隧应急出口3)shaft-alley escape,轴隧应急出口4)tunnel trunk,轴隧应急出口5)tunnel escape,轴隧应急出口;轴隧太平洞6)shaft alley;shaft passage,shaft tunnel,轴隧7)built shaft tunnel,轴隧8)shaft passage,轴隧9)shaft trunk,轴隧10)shaft tunnel alley,轴隧
