回答监视
answering supervisory lamp
呼叫替续器
calling relay
极化替续器
polar relay
急动替续器
quick acting relay
呼叫回答
call answering
环状回答
loop answer
回答
answer; reply; respond; rejoin; replication; response
answerback
回答插口
answering jack; local jack
回答插头
answering plug
回答的
respondent; responsive
回答机
interrogation responder
回答键
answering key
回答绳
answering cord
回答台
answering board
回答系统
interrogation reply system
回答讯号
answering signal
回答语句
answer statement
回答周期
interrogation reply cycle
回答字节
answer byte
红外监视系统
infrared surveillance system