指示线 – phrases

Terms for subject Telecommunications containing 指示线 | all forms

Chinese	English
占线指示器	busy indicator
占线指示灯	hold lamp
占线指示灯	busy lamp
拆线指示	disconnect supervision
指示器线圈	director coil
空线指示	idle-line indicating
红外线指示器	metascope
线路指示符	line indication
网络的拆线指示延迟	network clear indication delay