However, in the areas lack of electric energy, it is impossible for transmission network to form a relatively strong netty structure at present stage, merely to form a catenulate structure, consequently, the transmission capability of long distance power line that mainly lies on the lines stability limit is an issue in the development of transmission network.
而一些远离中心电网的缺电地区的电网在现阶段不可能形成较为坚强的网状结构，只能是长距离链形结构，而这种长距离输电线的输送能力主要取决于线路的稳定极限，是电网发展过程中的问题。
Recirculating loop transmission experiments are conducted to explore the performance of the long-distance optical fiber communication system.
展。并且我们使用再循环回路传输系统来探讨光讯号在长距离光纤通讯系统中的表现。
Were there no transformers to adjust the voltage, long-distance transmission of electricity would be impossible.
若无变压器来调节电压，远距离输送电力是不可能的。
Were there no transformers to adjust the voltage, long-distance transmission of electricity would be impossible?
要是没有变压器来调节电压，远距离输送电力是不可能的。
It is impossible to send live television by direct transmission over a long distance because the earth is round.
由于地球是圆的，用长距离直接传送来发射直播电视信号是不可能的。
Distance protection and directional element are wildly used as the basic components of HV transmission line protection, but some defects are also found through the long-term field operation.
距离保护和方向元件是高压线路保护的基本组成部分，在目前的各种保护方案中都得到了广泛的应用，也暴露出了一些急需解决的问题。
The maximum annual transmission capacity of the first Shaanxi-Beijing long-distance pipeline is about 3.3 billion''.
目前第一条陕京长输管线最大供气能力约33亿立方米/年，其中最多能向北京供气24亿立方米/年。
Product characteristic: 1 channel video amplifier for traditional coaxial cable in monitoring domain long-distance transmission solution.
单路加权放大器为传统同轴电缆在监控领域中远距离传输的解决方案。
First public demonstration of long distance transmission of television.
第一次公开演示远距离电视传输技术。
The Flexible Fractional Frequency Transmission System is proposed in this thesis, which is a new technology for long distance and high capacity transmission.
本文提出了一种新型的适合远距离、大容量的输电方式——柔性分频输电系统。
Were there no transformers to adjust the voltage, long- distance transmission of electricity would be impossible.
若无变压器来调节电压，远距离输送电力是不可能的。长跑运动员需要有很大的耐力。他的长腿很快跑过了这段距离。路遥知马力。
For the Yang Cheng-Huai Yin long distance transmission project of China, it s considered to replace current Fixed Series Compensation with Thyristor Controlled Series Compensation based on the energy function control strategy for the transient stability enhancement of the power system.
针对阳城—淮阴远距离输电工程中暂态稳定性问题突出的实际情况，考虑到可将现有的固定串补改为可控串补，然后利用能量函数控制策略对TCSC实施控制以提高系统暂态稳定性。
Triple distributed fixed communication network, open architecture and communication structure in different area were adopted in the long-distance support system for artillery battlefield damage repair; the system is mainly composed of field monitor diagnosis, network transmission and remote diagnosis centre.
作者单位：（军械工程学院火炮工程系，河北石家庄 050003）摘要：火炮战场抢修的远程支援保障系统，采用三层分布式固定通信网络、开放式结构，异地通构方式，由现场监控诊断、网络传输、远程诊断中心组成。
Even if this installment is transmission that the line interrupt will not affect CT, thus has guaranteed the CT normal operation gave passed on the communication which to used the monolithic integrated circuit without the line number to carry on the long-distance range digit transmission, For received practical plan to the electrical power system, the two sides electric currents of the CT is to cause CT not to burn down. Because of the two sides openings, antijamming ability, the measuring accuracy is high, and could provide A/D transformation result directly, which returned to original state the signal, This installment suited applies in the electric power parameter microcomputer supervisory system.
给出了利用单片机无线数传通讯对电力系统CT二次侧电流进行远距离数字传送和接收的实用方案，使CT不会因为二次侧开路而烧毁，抗干扰能力强，测量精度高，并能够直接提供A/D转换结果，并还原信号，本装置适合应用于电力参数微机监控系统中。
Due to the power transmission under ultra-high voltage, huge capacity and long distance conditions as well as the marketization of power generation and consumption, at present voltage stability becomes one of the main hidden danger jeopardizing power grid security and stability, therefore it is necessary to find out a rapid and reliable on-line method to evaluate voltage stability margin.
超高压、大容量、远距离电能的传输和电力市场化等因素使电压稳定问题成为严重威胁电力系统安全稳定的主要隐患之一，研究一种快速、可靠的电压稳定裕度在线评估方法是十分必要的。
The system is an excellenct long-distance transmission technology. The project has been successfully applied.
该优秀的长线传输技术已成功应用于在某项目中。
It can carry the temperature of each cable tie-in in cable channel to the main room in time and truly, and is easy for the run-personnel to deal with. this paper introduces several parts of the system: the hardware design of scene work sub-station, the RS-485 BUS communication interface used for long-distance transmission, long-distance work station development.
它能将电缆沟内各电缆头处的温度及时准确的传送到主控室内，当被测点温度超过给定报警值时，系统能及时予以报警，便于运行人员进行处理。
As the local area network, the transmission signals are weak, if slightly improper operation or network equipment not in accordance with the specific operating requirements to do so, it may appear in the network interfere with information, can lead to serious access to the entire network; Special is the number of network switching equipment, as related to long-distance lines, its very stringent requirements of grounding, or the network equipment will be less than the required rate of connection in order to generate the process of networking a variety of inexplicable phenomena fault.
由于在局域网中，传输的都是一些弱信号，如果操作稍有不当或者没有按照网络设备的具体操作要求来办的话，就可能在连网中出现干扰信息，严重的能导致整个网络不通；特别是一些网络转接设备，由于涉及到远程线路，它对接地的要求非常严格，否则该网络设备将达不到规定的连接速率，从而在联网的过程中产生各种莫名其妙的故障现象。
And so that long distance transmission of digital TV signal could be carried out through the logging cable.
使常规的铠装测井电缆实现了数字电视信号的远距离传输。
This paper makes comparisons between the modified optical duobinary return-to-zero format and the optical duobinary non return-to-zero format, which are both used in long distance transmission systems.
文章对长距离传输系统中使用的码型（改进型光双二进制归零码MD-RZ和光双二进制非归零码MD-NRZ）进行了比较。