信号板 – phrases

Terms for subject Communications containing 信号板 | all forms

Chinese	English
单线臂板信号机	single-wire operated semaphore signal
双线臂板信号机	double-wire operated semaphore signal
机械臂板信号机	mechanically operated semaphore signal
电动臂板信号机	power operated semaphore signal
电动臂板信号机	electric semaphore signal