电话技术
电话技术的用法和样例:
例句
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在电话技术中,利用音调在电路中传送监控、地址和报警信号的做法。
In telephony, the use of tones to transmit supervisory, address and alerting signals over a circuit. -
在电话技术中,电话操作员使用的一种信号,用来获得另一次注意,或由操作员保持的用户发送的一种信号,用以获得随后的注意。
In telephony, a signal used by a telephone operator to gain the attention of another, or a signal sent by a subscriber held by an operator to gain the latter's attention.