基本解释[動力與電氣工程]音頻軌道電路词组短语短語coding system audio -frequency track circuit 編碼制式音頻軌道電路coded audio -frequency track circuit 電碼音頻軌道電路audio frequency -shift modulated track circuit 移頻自動閉塞audio frequency track circuit更多词组专业释义動力與電氣工程音頻軌道電路