Compared with high voltage 220V, the DC low voltage is more secure, not easy to be thunder attacked, avoidence of transfusion on the long-distance line.
与220V交流高压电相比，不易引发雷击，无长距离线路传输上的弊端。
Light-line is one of the companies that will most benefit if new long-distance fiber-optic telecommunications networks are constructed.
如果建设新的长途光纤通信网络，Light-line将是最大的受益公司之一。
By this time the moon was shining brightly, and the engine - driver, steadying himself on the coal, could command a view of the line behind them for a long distance.
这时，月亮照耀得通明，司机设法在煤堆上站稳了，可以看清他们后面长长的路轨。
By this time the moon was shining brightly, and the engine-driver, steadying himself on the coal, could command a view of the line behind them for a long distance.
这时，月亮照耀得通明，司机设法在煤堆上站稳了，可以看清他们后面长长的路轨。
China's two fixed-line operators, China Telecom and China Netcom, are suffering as consumers defect to mobile phones for local calls and to cheap internet-based services for long-distance calls.
中国两家固定线路运营商中国电信和中国网通正在遭遇用户流失，由于移动电话既可以提供本地通话服务，也可以提供廉价的基于因特网的长途通话服务。
At about half the distance to Zunyi, I came across a long line of cars.
大约在去遵义的半道上我碰上了一串车排起了长龙。
Can you hold a minute? I have another long-distance call on the line.
您能稍等一下吗？我还有另外一个长途电话要接。
Second, the business case for the line: the projected doubling of long-distance rail use by 2043 seems ambitious.
第二是这条线路的商业案例，计划中的“在2043年之前长距离铁路使用翻一翻”听起来有些好高骛远。
This paper has discussed how to select geoidal model and how to determine normal height in GPS survey of long distance transmission line project.
就长距离超高压送电线路工程的GPS测量中如何选择大地水准面模型，如何确定GPS测量的高程等问题进行了讨论。
The paper introduced a design method that the plane curve design of out distance long control with whirl line.
本文提出了由外距长控制设计的带回旋线的平曲线设计方法，包括公式的推导、用步骤和实例。
The long-distance runner was dead beat as he crossed the finishing line.
长跑运动员在冲过终点线时已筋疲力尽。
Through the analyses of causation of leakage in long distance water transferring line, this paper puts forward relevant treatment methods which can provide reference for directing practice.
本文通过对长距离输水干线漏水原因的分析，提出了相应的处理办法，具有指导实践的参考价值。
For instance, extra long distance implement, tight power line, idle dynamic parallel integrated compensation, big section heat-resistant wire, new-style security automechanism, and so on.
如超长距离输电装置、紧凑型线路、无功动态并联综合补偿技术、大截面耐热导线以及新型安全自动装置等。
In this paper, a new technique about long distance source localization with active and passive towed line array is presented.
该文讨论了主、被动拖曳线列阵的远程定位问题。
Discusses the selection line methods of convey coal pipe of long distance, from the angles of selection line principle, and the basic data to collect, etc.
本文从选线的原则、选线需搜集的基础资料等角度，论述了长距离输煤管道线路的选线方法。
Every kind of on-line service system which make people contact with each other from a long distance affected communication method deeply.
各种在线服务系统，更是深刻的影响了人们的联系方式，使得人们可以在远隔千里之遥随时通讯。
The overhead line of HVDC power transmission system needs positive and negative leads only, allowing for high power, low loss and long distance power transmission;
高压直流输电系统架空线路只需正负两 极导线，可实现大功率、低损耗、长远距离电力的直接输送；
Ask for help to weave the distance technique in the application, even can carry out the on-line upgrade of long range with a machine system.
借助在应用中编程技术，甚至可以单片机系统实现远程在线升级。
Regulate partial existing long distance line.
调整现有部分长途电路。
The switch signal was encoded directly and one state was expressed with 3 long distance sequence code, then it was transmitted through the digital relay line of telecommunication network.
对开关信号进行直接编码，采用3个连续出现的大码距字节表示开关信号的一个状态，编码后的信号利用电信网的数字中继线路传输。
The optical line protection system (OLP) is a long-distance optical transmission network production system, which has a very important practical value.
光线路保护系统是一种基于现代通信毫秒级光开关为基础的具有重要实践意义的长距离光传输网络保护系统。
In accordance with the high and extra high voltage long distance transmission line, this paper presents a fault location method based on two terminal information of self synchronous rectification.
针对高压、超高压远距离输电线路，提出了一种应用双端信息自同步校正的故障测距法。
Features and effects of in-factory quality supervision during manufacture of long distance transmission line pipe are discussed. It is suggested that understanding standard should be improved.
本文总结了输送管生产驻厂监督工作的特点及作用，指出在对生产标准的理解方面须进一步加强。
The detecting circuit of power line touching of the suspension system of DC long-distance reserve power supply of PHS Cell Station was designed by the characteristic of gaseous discharge tube.
利用气体放电管的特性，实现了小灵通基站后备直流远供电源悬浮系统动力线碰触的检测；电路结构简单，实用性强。
When you are taking part in a long distance race, if you keep on running as fast as you can, you are successful, although you may be the last to pass the finishing line.
当你在参加长跑比赛时，如果你尽自己最大努力保持最快速度，你就是成功的，虽然你可能是最后一个到达终点。
This method explained how to program using a trade line at long distance and explained the basic theory of communication.
这一方法展示了如何通过一条商业电话线对芯片进行远程重编程，说明了信息通讯的基本原理和基本要求。
The Wuhan-Guangzhou high-speed railway, the first long-distance high-speed line in China, has sold tickets worth RMB700m in its 56-day trial operation period.
中国第一条长途高速铁路线武广高铁，在试运营的56天内实现了7亿元的票价收入。
The paper analyses some characteristics of transient computation on EHV long distance transmission line.
本文分析了超高压远距离输电线路电磁暂态计算的一些特点。
For the high voltage and long distance line, the transmission capacity of lines is always affected by the limit of static stabilization and dynamic stabilization.
在高压远距离输电线路上，则往往由于静态或动态稳定条件的限制，使线路的输送容量受到影响。
For the high voltage and long distance line, the transmission capacity of lines is always affected by the limit of static stabilization and dynamic stabilization.
在高压远距离输电线路上，则往往由于静态或动态稳定条件的限制，使线路的输送容量受到影响。
应用推荐