通信线路

光纤通信线路检测到的电功率随差分群延迟变化，可以作为PMD补偿的反馈控制信号。

Electrical power , changing with differential group delay ( DGD ) and detected from an optical communication link , can be used as feedback signals of compensating for PMD .

光缆通信线路防雷设计与安装

Lightning protection design and installation for fiber optic cable link

公用和城建等单位在修建道路以及停电、停水、截断通信线路时有可能影响消防队灭火救援的，必须事先通知当地公安消防机构。

Public utility units or urban construction units , when building road and cutting off power , water supply and communication lines that may affect fire brigade in fire fighting and rescue work , must inform local public security fire control institutions in advance .

这指的是表示参数的XML在通信线路上是如何定义的。

This refers to how the XML representing parameters is defined on the wire .

GIS在铁路通信线路管理中的应用

Application of GIS into Railway Communication Line Management

基于随机Petri网的通信线路抢占式服务分析

Analysis of communication service with a preemption mechanism based on stochastic Petri nets

中国Ka波段卫星通信线路的雨衰分布特性

Rain attenuation distribution characteristic of Ka band satellite communication

光纤传输远泵浦EDFA通信线路的设计

A Design of optical fiber transmission trunk with remote pumped EDFA

ADSL通信线路中的信号分析和建模

Signal Analyzing and Modelling of ADSL

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。

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 .

500kV输电线路对与之交越的通信线路的静电感应影响及计算

The Effect and Calculation of Electrostatic Induction on Communication Lines Crossed and Approached by Transmission Lines

该系统已经成功应用在邮电系统48V通信线路监控。

This system has been applied to the supervision of 48 V communication lines in mail system .

利用模糊评判法（FCE）和层次分析法（AHP）原理建立了备份通信线路的选择模型。

The mathematics model on how to choose the backup line was constructed by means of Fuzzy Comprehensive Evaluation ( FCE ) and Analytic Hierarchy Process ( AHP ) .

公共电话交换网（PSTN）是最广泛使用的通信线路，因此在PSTN线路上传输视频具有广阔的应用前景。

It is most extensively used Lines of Communication to Public Switched Telephone Network ( PSTN ), hence the video surveillance system based on PSTN possesses widespread application prospects .

PLC控制系统主要完成工艺流程控制以及协调现场各智能监控仪器之间的逻辑关系，将现场各设备的运行状态通过通信线路传输到上位计算机，并接受上位计算机的控制指令；

The PLC control system mainly accomplishes the technics flow control and harmonizes the logical relationship among local intelligent control instruments , and it will not only transmit the running states of local instruments to the computer , but also receive the control commands from the computer ;

通过介绍PTC热敏电阻的特点和性能分析，找出PTC热敏电阻的电阻－时间开关特性，阐明其在通信线路防雷、防强电过流保护中的作用及应用。

Though introducing the characteristics and performance of PTC resistance , the author finds out its R T switching feature and clarify the action & application in field of lighting protection of communication line and powerful overcurrent protection .

针对通信线路频响差导致信号变化范围大、大信号屏蔽小信号的问题，设计和实现了一种自动增益控制（AGC）算法。

An AGC ( Automatic Gain Control ) algorithm is designed and implemented to solve such problems as that the signals have a big variety scope and powerful signals shield the weak signals , which are caused by the bad frequency response of a kind of communication wire .

全介质自承式光缆（ADSS）由于其低阻尼特性更易发生微风振动，易造成ADSS的疲劳断缆或光纤损伤，危及电力通信线路的安全运行。

All Dielectric Self-Supporting ( ADSS ) fiber optical cables take place aeolian-vibration due to their low self-damping characteristics . It may results in breakage of cables or damage of fibers , and endangers the safe run of the power communication transmission lines .

该系统以普通电话线为通信线路，实现了相距11km的蓄水池与水库泵站间水位数据的实时传输、数字显示和自动控制。

Using common telephone line as communication circuitry , the system realized real time data transmission and digital display between cistern and pumping station , and it can control water level automatically .

DJS-6数据传输系统是以DJS-6计算机为中心，通过各种通信线路与诸终端相连，完成各类用户数据的传输、计算、制表工作。

DJS-6 data communication system is a system having DJS-6 computer as central unit connecting with all the terminals through various communication lines . The system can be used to fulfill the tasks of transmission , computation , and tabling of data from various users .

硅芯塑管在光缆通信线路中的应用

The Application of Silicon Core Tube in Optical Fiber Communication Line

铁路长途通信线路施工的新工艺&气吹法敷缆

The New Construction Technology of Long-distance Communicate Lines & Cable Blowing

高空核爆电磁脉冲对同轴电缆通信线路的影响

The High Altitude Electromagnetic Pulse Coupling to Telecommunication Coaxial Cable Lines

浅谈矿山地面通信线路的合理构建

About Rational Construction of Communication Line on the Mine Ground

用于修饰或说明把若干个站互连起来的通信线路或电路。

Pertaining to a line or circuit interconnecting several stations .

长途通信线路故障诊断装置

Development of Failure Diagnosis Equipment for Long Distance Telecommunication Line

他送出最后一份报告之后，所有的通信线路全被切断了。

After his final report all lines of communication had been cut .

远程通信线路上的传输反射。

The reflection of a transmission on a telecommunication line .

析通信线路消防安全管理方面存在的问题

On the problems concerning the safety management of communication lines

二线制是运用最广泛的通信线路之一。

The two-wire system is one of the widely used communication lines .