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acknowledgement tone造句

"acknowledgement tone"是什么意思  
造句与例句手机版
  • Because the connection between the telephone and the telephone network is two-wire, but the signalling on the international circuit operates on a four-wire basis ( totally separate send and receive paths ), signal-acknowledgement tones ( single pulses of one of the two frequencies from the far end of the circuit after receipt of each digit ) tended to be reflected back at the four-wire / two-wire conversion point.
  • It's difficult to see acknowledgement tone in a sentence. 用acknowledgement tone造句挺难的
如何用acknowledgement tone造句,用acknowledgement tone造句acknowledgement tone in a sentence, 用acknowledgement tone造句和acknowledgement tone的例句由查查汉语词典提供,版权所有违者必究。