DictionaryForumContacts

   Chinese
Terms for subject Telecommunications containing 信号线 | all forms | in specified order only
ChineseEnglish
业余无线电台的普遍呼叫信号call to quarters (general call to all stations)
信号检拾线pick-up line
占线信号engaged
占线信号seizure signal
占线信号seizing signal
占线信号busy-back
占线识别信号discriminatory engaged signal
双极性线路信号bipolar line signal
后向拆线信号clear back signal
国际无线电呼救信号save our souls
国际无线电呼救信号save our ship
地线信号ground signal
忙线信号灯busy lamp
拆线信号clearing signal
拆线信号breakdown signal
无空线信号no-circuit signal
无线电呼叫信号radio call signal
信号线equisignal line
等信号区转换天线lobing antenna
线路信号人工交换台的来话呼叫信号line signal
线路停止使用信号line-out-of service signal