1、号志桥
... bridge ，signal 号志桥 Signal Bridge 号志桥 ; 信号台 ; 信号桥 ; 号志架 secondary signal bridge 备用信号桥楼 ...
2、号志架
... bridge ，signal 号志桥 Signal Bridge 号志桥 ; 信号台 ; 信号桥 ; 号志架 secondary signal bridge 备用信号桥楼 ...
3、信号桥
... 信号强度损失 loss of signal strength; （铁道的）信号桥 signal bridge; 信号桥楼甲板 flagdeck; ...
4、信号台
... bridge ，signal 号志桥 Signal Bridge 号志桥 ; 信号台 ; 信号桥 ; 号志架 secondary signal bridge 备用信号桥楼 ...
secondary signal bridge备用信号桥楼
signal bridge WESTBANK号志架
bridge signal号志桥
bridge obstruction signal桥梁遮断信号
bridge passage signal station桥路信号站
bridge protecting signal桥梁防护信号
bridge announcing signal桥梁通知信号