telecommunication line

If audio frequency is used, then by means of a telecommunication line, seismic signals can be transmitted to thousands of kilometers away.

该仪器如果采用话音频率，则可以利用电话线路把地震信号送到几千公里之外。

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Performance requirements for digital line systems on coaxial pair cables used in telecommunication network

GB/T14131-1993同轴电缆数字线路系统进网要求

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In order to evaluate the protection effect of NT, it is paramount to study and analyze the potential distribution of conductor with respect to earth along telecommunication line with NT.

为了评定中和变压器的保护效果，必须分析研究加装中和变压器后通信导线对地电位分布的问题。

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Telecommunication Line Resource Managed by Computer Geographic Information System

应用计算机地理信息系统管理电信管线资源

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This paper introduces an intelligent instrument for the failure diagnosis of long distance telecommunication line which uses MCS 51 single chip computer as a slave computer and PC as master computer.

本文介绍了由MCS-51单片机作为从机与PC主机构成的智能化长途通信线路故障诊断系统。

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The reflection of a transmission on a telecommunication line.

远程通信线路上的传输反射。

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The field test result of the maintaining terminal shows that it is an effective and satisfying way to the debugging and on line maintenance in the unmanned monitoring system of telecommunication equipment and environment. The System of Automatic Monitor of Secondary Front End

现场的实际试运行情况表明，该维护终端技术的引入不仅大大提高了通信机房无人值守系统的技术水平，同时也为系统工程实施中的安装调试和日常在线维护提供了高效便捷的手段与工具

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The signal level in decibels ( or nepers ) at a particular position on a telecommunication line.

在远程通信线的某一位置上,以分贝 ( 奈培 ) 单位表示的信号电平.

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Telecommunication duct and line network is the important component of the whole telecommunication network. It is one of the basic telecommunication transmission facilities, also it is the essential facility to connect customer terminal equipments.

电信管线网络是整个电信通信网重要的组成部分，它既是电信传输基础设备之一，又是连接用户终端使用设备不可缺少的设施。

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The jeopardy of the telecommunication facilities due to the lightning EMF ( Electromagnetic Field) is mostly the reason that the coupling is aroused by the lightning EMF and the telecommunication source line.

雷电电磁场对通信局站中的电信设备的危害，主要是通过电源线耦合到电信终端设备。

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Danger Effects of Non-Fault Symmetry Transmission Lines on Telecommunication Line

非故障对称输电线对通信线的危险影响

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Telecommunication line resource query is difficult to manage difficult and hard to maintain a current hot topic.

电信线路资源的查询难、管理难和维护难成为当前的热点问题。

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Computer-Aided Design of Micro-Computer Telecommunication Channel in Private Line

专线式微机远程通讯信道计算机辅助设计

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Photo-fibre telecommunication system production line

光纤通信系统生产线船舶光纤维通信系统

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An Application of Microcomputer for the Measure of Hitch in Long-distance Telecommunication Line and Power Line

微机在长途电信、电力明线线路故障测试中的应用

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Distributing conduit collective drawings for telecommunication A power distribution line or cable.

通信电缆配线管道图集一种动力分配线或动力分配电缆。

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Moreover, it can coordinate this activity with the DB2 for z/ OS continuous block streaming support to ensure data is continually transferred with minimal churning around the telecommunication line.

而且，它还可以结合DB2for z/OS连续块流支持来进行传输，确保能够连续地传输数据，减少通信线路的周折。

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Aimed at the failure rate of transmission line, the dangerous influence degree of transmission line on telecommunication line and its minimum value are determined by probabilistic method.

针对送电线路故障率，用概率分析的方法研究了送电线路对电信线路造成损害的故障率以及这一故障率的最小值。

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On the grounds of characteristic of substation being damage by lightning, it has been posed in this paper that some problems for protecting a substation from damage by lightning and overvoltage from telecommunication cable line.

根据变电站受雷害的特点，提出了变电站在防直击雷保护和防沿线路过电压保护应该注意的一些问题。

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The potential distribution of conductor with respect to earth along telecommunication line provided with neutralizing transformer

加装中和变压器后通信导线沿线对地电位的分布

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The influence on the telecommunication source line coupling by the lightning EMF

雷电电磁场对通信电源线的影响

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Allowance of Telecommunication Line against Harmful Effects from DC Transmission Lines

电信明线承受直流输电线路危险影响的允许值

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The signal level in decibels ( or nepers) at a particular position on a telecommunication line.

在远程通信线的某一位置上，以分贝（奈培）单位表示的信号电平。

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Development of Failure Diagnosis Equipment for Long Distance Telecommunication Line

长途通信线路故障诊断装置

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According to the features of buildings in universities, combined new research achievements the lighting protection techniques are proposed from protection of supply source, telecommunication line and equipments and other aspects, which is worthy of being popularized.

根据高校建筑群的特点，结合最新的防雷研究成果，从防护球雷、电源防雷、通信电子线路与设备防雷等方面，提出了高校综合防雷的应用技术措施，值得推广。

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A telecommunication line that links a private telecommunication system to the public switched network.

把专用通信系统连接到公用交换网上的一种远程通信[电信]线路.

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