digital private branch exchange

网络释义

1.	数字专用分机交换电子技术词典（D-H）_翻译家(Fanyijia.com) ... digital private branch exchange 数字专用分机交换 digital recorder 数字录音机 ... www.fanyijia.com
2.	数字用户交换机 Super User ... 数字小交换机 digital branch exchange 数字用户交换机 digital private branch exchange 数字中继 digital trunk ... www.information-technology-translators.com