早期的交换电路逻辑复杂、稳定性差。
The logics are complicated and have poor stability in early switch circuit.
其三是以太网数据交换电路与JTAG接口电路。
绝大多数语音呼叫和数据呼叫都在交换电路上承载。
The vast majority of voice calls and data calls are carried over switched circuits.
本文介绍一种用于空间及核数据采集系统中的高速数据交换电路它具有低功耗、高速度的特点。
This paper describes a circuit of data exchange with the features of high speed and low power dissipation.
本文介绍一种用于空间及核数据采集系统中的高速数据交换电路它具有低功耗、高速度的特点。
This paper describes a circuit of data exchange with the features of high speed and low power dissipation. The.
此外，传输层允许IMS设备通过PSTN网关呼叫PSTN网络或其他电路交换网络和接收来自这些网络的呼叫。
In addition, the transport layer allows IMS devices to make and receive calls to and from the PSTN network or other circuit-switched networks via the PSTN gateway.
在交换系统中，同一或不同交换网络的引入线和引出线之间的连接部分或电路。
Within a switching system, a connection or circuit between inlets and outlets of the same or different switching networks.
不幸的是，这个动态填补线路会使得电影内容看起来像简易的视频—就像“肥皂剧效应”一样，电路交换时产生了干扰。
Unfortunately, the motion-compensating circuitry can make filmed content appear like a cheap video-a glitch known in the trade as the "soap-opera effect".
Jon穿着他的电信制服走入场地安全办公室，然后说明他是由本地交换运营商(Local Exchange Carrier (lec))派来的，因为看来电路从电话公司形成了回路。
Jon walks into the campus security office in his Telco costume and explains that he has been called out by the Local Exchange Carrier (LEC) because a circuit appears to be looped from the Telco.
在电信中心办公室和交换中心安装工机电，模拟和数字集群系统，电路和设备。
Install electromechanical, analog and digital trunking systems, circuits and equipment in telecommunications central offices and switching centres.
控制电路通过加载或卸载冷冻剂压缩机而使空气-冷冻剂热交换器中的压缩空气温度保持恒定。
Control circuit through the loading or unloading coolant compressor and make the air-freeze agent in the heat exchanger compressed air temperature constant.
分析了对信息交换起重要作用的电路耦合部分的情况。
Special attention was paid to the coupling part which is important for the information exchange.
交换技术有两种基本类型：电路交换和报文交换。
There are two basic types of switching techniques: circuit switching and message switching.
微波开关矩阵主要是实现自动测试系统与被测电路单元之间的信息交换，以及为被测单元提供必要的负载。
The microwave switching matrix is to exchange messages between ATS and the circuit units under test, and to provide necessary load for these units.
这种网卡设计电路简单，提高了信息交换的可靠性，加快了信息传输速度。
This network connection card features simple circuit design, higher reliability for information exchange as well as faster information transmission speed.
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。
The development trends of integrated circuits used in SPC telephone switching systems, system architecture, features and requirements of the switching systems are discussed.
模拟用户线接口电路是数字程控交换系统的重要组成部分。
Subscriber line interface circuit is an important part of digital program-controlled switching system.
在给定的条件下，为无级电路交换网的话务性能分析提出了一种新的算法。
Given the conditions supposed in the paper, a new algorithm for the performance analysis of the non-hierarchical circuit switching network is proposed.
本文叙述了一种适用于低速数字信道的地址编码时分交换系统的新的电路方案。
A new circuit scheme for the address coded TDM switching system of low speed digital channels is discussed in this paper.
很多观察家摒弃了在坏的、老的电路交换和好的、新的包路由之间极化内部网电话的想法。
Many observers reject the idea of polarizing Intranet telephony between bad, old circuit switching and good, new packet routing.
软交换是下一代网络的核心设备之一，也是目前电路交换网向分组交换网演进的设备之一。
Soft exchange is one of the core equipment of the next-generation network and also one of the equipment of evolving from circuit exchange network to packet exchange network.
另外，硬件电路交换网要办切实极为昂贵，因为大部分语音和数据服务就必须支持不同的绳索。
Also, the hardware circuit-switched networks need to run effectively are extremely expensive, mostly because voice and data services must be supported on different wires.
为了完成数据的处理和交换，分别设计了时钟产生电路、100%调制信号和10%调制信号的解调电路。
In order to accomplish the data process and conversion, the clock generation circuit, 100% modulation signal and 10% signal demodulation circuit are designed.
这就意味着目前存在的面向连接的和电路交换的网络必须升级，以便能够支持分组交换的数据业务。
This means that many of the existing connection-oriented or circuit-switched networks will need to be upgraded to support packet-switched data traffic.
该系统不仅可用于PSTN，也可用于其它和PSTN类似的基于电路交换和网络本身没有保密的系统。
This system is applied in not only PSTN but also non-security system based on circuit switched networks.
但问题是，用永久虚拟电路(PVC)建立起来的帧环境中的话音通信的性能价格比不如用交换虚拟电路(SVC)建立起来的帧网络。
However, the concern is that voice traffic in frame environments built with permanent virtual circuits (PVC) will not be as cost-effective as frame nets built with switched virtual circuits (SVC).
但问题是，用永久虚拟电路(PVC)建立起来的帧环境中的话音通信的性能价格比不如用交换虚拟电路(SVC)建立起来的帧网络。
However, the concern is that voice traffic in frame environments built with permanent virtual circuits (PVC) will not be as cost-effective as frame nets built with switched virtual circuits (SVC).
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