A telephone and a telephone system.
电话机和电话系统。
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。
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。
The record and statistic of telephone charging, the control of user grade and cipher code telephone are developed deveploped in this system.
该系统可以实现电话话单的记录、话费的统计与结算、用户话机权限控制、密码电话等功能。
The present invention refers to a telephone exchange, a telephone system and a method for setting up telephone connections to at least one other exchange via a computer network.
本发明涉及一种电话交换机、一种电话系统和通过计算机网络跟至少一个其它的交换机建立电话连接的一种方法。
The making of the IC card public telephone system standards will play a positive role of guiding and promoting the popularization of new lC card technologies in the domestic public telephone services.
IC卡公用电话系统标准的制定，将对在我国公用电话业务中推广和使用IC卡电话新技术起到积极的指导和推动作用。
An inquire system for telephone fee is developed in the paper, which can inquire the total fee and the details of local telephone and long distance telephone. The result of the inquiry can be printed.
本文研究开发了一模拟电话费查询系统，可以查总话费、市话费的详细情况及长话费的详细情况，查询的结果可打印。
We placed a solar battery on top of a telephone pole and connected it to a telephone system.
我们把一个太阳能电池安装在电话杆的顶上并把它连接到电话线路。
We placed a solar battery on top of a telephone pole and connected it to a telephone system.
我们把一个太阳能电池安装在电话杆的顶上并把它连接到电话线路。
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