telephone switching的例句大全

Technical code for SPC digital telephone switching engineering design of railway

铁路时分数字程控交换设备技术规范

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Toll and local crossbar telephone switching system& Signal marks or colours of lamp and alarm ringer

GB/T2094-1980纵横制长、市话交换设备灯色及警铃信号标志

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A Method for Constructing the Simulation Models of a Telephone Switching Systems

建立电话交换系统仿真模型的方法

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Several Problems Relating to the Planning of Tianjin Telephone Switching Network

关于天津电话交换网规划中涉及的几个问题

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Technical requirements and testing methods for local crossbar telephone switching systems

GB/T6878-1986纵横制市内电话交换机技术要求和试验方法

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Discussion on Forecasting Methods for Telephone Switching Network Services

电话交换网业务预测方法讨论

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A Research on the Dialogue-based Automatic Telephone Switching and Information Inquiry Technology

基于口语对话的电话自动转接与信息查询技术研究

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This paper presents a basic method for establishing the simulation models of a telephone switching system by using GPSS-F simulation language.

本文介绍一种应用GPSS-F仿真语言建立一个电话交换系统仿真模型的基本方法。

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Retrial queueing systems have been widely used to model many problems in telephone switching systems, telecommunication networks and computer systems.

重试排队系统已经广泛的应用于电话交换系统，通信网络，计算机网络和计算机系统，解决了许多实际问题。

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CDMA Cordless Telephone Switching System

CDMA数字无绳用户交换系统

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Relays for crossbar telephone switching systems

GB/T3972-1992纵横制电话交换机用继电器

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Presently, the algorithm has been successfully implemented in the large-scale SPC telephone switching system DS-30 developed by China.

该算法已经在一台国产大型程控数字交换机DS-30上实现。

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The development trends of integrated circuits used in SPC telephone switching systems, system architecture, features and requirements of the switching systems are discussed.

本文对程控数字电话交换机所用的集成电路器件，交换机的系统结构以及性能要求的发展趋势进行了讨论。

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If not, the call went to the company's in-house telephone switching system, or PBX ( private branch exchange).

如果没有，电话就转到公司内的电话交换系统（即PBX，用户电话交换机）。

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Semielectronic telephone switching system

半电子制电话交换机

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Even at this early date he had considerable experience of electronics, having started research on the use of electronic valves for telephone switching in 1931.

他有丰富的电子工作经验，并于1931年开始进行电子管的研究。

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This paper describes an important part of subscriber line interface circuit in digital telephone switching systems the new generation Codec based on DSP ( Digital Signal Processing) and ΣΔ modulation technologies.

介绍了数字电话系统中用户线接口电路的一个重要电路&基于数字信号处理（dsp）和∑Δ调制技术的新一代编解码器（codec）。

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This thesis also introduced the wireless PBX system principle of work and the function in detail, and make the improvement in the original telephone switching plan foundation, increased the function of wireless accessing.

本文还详细介绍了无线PBX系统的工作原理和功能，在原有的小型电话交换机方案基础上做了较大的改进，增加了无线接入的功能。

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Using the network design of our company to demo how to SDH/ MSTP design in a real world, and how to build a telephone switching network based on SDH/ MSTP technique.

并通过对本单位所做的电话交换网改造方案，具体说明了在实际环境中如何进行SDH/MSTP传送网的设计，以及如何建设一个基于SDH/MSTP技术的电话交换网。

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This paper states the first opened digital railway division communication system which is constructed with Δ M multiplex transmission system and digital division telephone switching system on the toll symetrical cable at Zhengzhou-Luoyang Railway Division.

本文介绍了在郑州&洛阳区段的长途对称电缆上开通的我国铁路第一个数字式区段通信系统，它由△M多路复用传输系统和数字式区段电话交换系统构成。

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