信号标 – phrases

Terms for subject Communications containing 信号标 | all forms | in specified order only

Chinese	English
信号无效标	signal not-in-use sign
信号标志牌	signal marker
区间信号标志牌	section signal marker
反向容许信号标志牌	reverse direction permissive signal marker
复示信号标志	repeating signal marker
标准时间信号发射	standard-time signal emission
标准码实验信号	Standard Code Test Signal
标准输人信号电平	standard input-signal electric level
标准输人信号频率	standard input-signal frequency