signal bracket meaning in English

号志托架
信号托架

Railway transport equipment . railway vehicle signalling . removable signalling . signal bracket . characteristics
铁路运输设备.铁路车辆信号装置.可移动信号装置.信号灯支架.特性
Railway transport equipment . signalling equipment for rail vehicles . removable signalling . flag bracket and signal bracket
铁路运输设备.铁路车辆的信号设备.可移动信号装置.信号旗支架和信号灯支架