首页 ... 遥控信号 remote control signal 臂板信号 semaphore signal 圆盘信号 disc signal ...
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semaphore signal home signal
semaphore signal home signal 臂板信号 double wire semaphore signal 双线臂板信号机 electric semaphore signal 电动臂板信号机 .
基于2个网页-相关网页
semaphore signal, home signal
... signal for blocking the track, block signal 闭塞信号 semaphore signal, home signal 臂板信号 warehouse 仓库 ...
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短语
单线臂板信号机
single wire semaphore signal
机械臂板信号机
mechanically operated semaphore signal
臂板信号机
semaphore signal
电动臂板信号机
electric semaphore signal
上向单臂板信号机
upper quadrant single-arm semaphore signal
臂板信号显示
arm signal aspect
电动气动臂板信号机
electropneumatic semaphore
臂板信号灯
semaphore lamp
;
semaphore lantern