| 单词 |
private automatic branch exchange |
| 释义 |
Private Automatic Branch eXchange
private automatic branch exchange[′prī·vət ¦ȯd·ə‚mad·ik ′branch iks‚chānj] (communications) A private branch exchange in which connections are made by remote-controlled switches. Abbreviated PABX. Private Automatic Branch eXchange (communications)(PABX) A telephone exchange operated withinan organisation, used for switching calls between internallines and between internal and PSTN lines. In contrast to aPMBX, a PABX can route calls without manual intervention,based entirely on the number dialed. Not all PABXs can routeexternal calls to internal numbers automatically however.See PABX
See PABX |
| 随便看 |
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