A telephone and a telephone system.

电话机和电话系统。

youdao

For the requirements of telephone dispatch and online conference scheduling of expressway emergency response command system, a SIP protocol scheduling telephone system was put forward.

针对高速公路应急指挥系统所应有的电话调度与在线会商需求，提出了采用SIP协议的调度电话系统。

youdao

This Paper introduces the design and implementation of a centralized management system for automatic telephone charging equipment based on telephone networks.

论述了基于电话网的电话自动计费器集中管理系统及配套作用的电话计费器的设计思想。

youdao

By allowing buyers and sellers to link up electronically, these companies eliminate a costly and inefficient system of telephone brokers and middlemen.

FORBES: Web Powerhouse

The enterprise version can also integrate conventional radio systems and telephone networks into the system.

FORBES: Connect

Aided by a couple of Internet telephone veterans, he put the telephone switch at the center of the operating system and made it possible to connect it to almost any Internet phone system (except Skype).

FORBES: Dial D for Disruption