private video telephone branch exchange的意思|示意
美 / /
英 / /
专用可视电话交换机
private video telephone branch exchange的网络常见释义
专用可视电话小交换机 专用可视电话小交换机 private video telephone branch exchange 专用小交换机联接通道 private branch exchange access line ..
private video telephone branch exchange相关短语
1、 video telephone private branch exchange 可视电话专用小交换机