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direct inward dialing中文什么意思

發(fā)音:   用"direct inward dialing"造句
  • 直接撥入(內(nèi)部分機)
  • 直接撥入小交換機分機
  • 直接向內(nèi)撥號
下載手機詞典可隨時隨地查詞查翻譯

例句與用法

  1. Did : direct inward dialing
    直接中繼方式
  2. There are dtmf , fax station id , caller id , did direct inward dialing or ivr int eractive voice response
    這里有dtmf ,傳真機號,電號碼等色別,比較可靠的方式是使用did直拔或ivr語音導航將傳真轉(zhuǎn)發(fā)至目的地。

百科釋義

    Direct inward dialing (DID), also called direct dial-in (DDI) in Europe and Oceania, is a feature offered by telephone companies for use with their customers' private branch exchange (PBX) systems. In DID service the telephone company provides one or more trunk lines to the customer for connection to the customer's PBX and allocates a range of telephone numbers to this line (or group of lines) and forwards all calls to such numbers via the trunk.
    詳細百科解釋

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