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单词 pulse dialling
释义

pulse dialling

noun [mass noun]
A method of telephone dialling in which each digit is transmitted as a corresponding number of electronic pulses, now being superseded by tone dialling.The rotary dial is a device mounted on or in a telephone or switchboard that is designed to send interrupted electrical pulses, known as pulse dialling, corresponding to the number dialed....
  • In pulse dialling you can hear multiple ‘clicks’ in the earpiece when buttons are pressed on your telephone keypad.
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更新时间:2024/12/24 3:22:46