GE is promoting the smart grid with ads that show a scarecrow singing "If I only had a brain" from "The Wizard of Oz" while bouncing along an old power line.
通用电气公司正在推广智能电网，广告中有一个来自“绿野仙踪”的稻草人沿着一条旧电线蹦蹦跳跳并唱道“如果我有大脑”。
A bridge here, a power line there.
这儿有一座桥，那儿有一条电线。
He noticed the remains of a snake which was wound round the electric wires of a 16,000-volt power line.
他发现了缠绕在16,000伏高压线上的一条死蛇。
Save for two underwater connections to Long Island, new York State has not built a major new power line in 20 years.
二十年多来，除了两条连接长岛的线路外，纽约州还没有建设过其它新的大型输电线路。
A high power line driver comes standard.
高功率线驱动器成为标准配备。
Briefly analysed how to communicate through electric power line.
对如何利用电力线进行数据传输，做了简要分析。
The circuits can reject the strong power line interference completely.
电路还能很好地抑制强市电干扰。
Objective To introduce ward calling system based on power line communication.
目的：介绍一种基于低压电力线通信的病房呼叫系统。
Finally the developments of digital power line carrier are briefly addressed.
最后对数字电力线载波通信的发展趋势作简要的分析。
Each piece of machinery will place unique transient waveforms on the ac power line.
每一件机器将在交流电线上产生独特的电涌波形。
This paper presents a structure of automatic switchboard of power line carrier equipment.
本文介绍了一种新的电力线载波机自动盘的结构。
First, the basic principles of power line communication and spread spectrum are introduced.
论文首先介绍了电力线载波通信和扩频技术的基本原理。
It can improve the transmission performances of power line carrier wave communication systems.
该改进方案改善了电力线载波通信系统的传输性能。
The power line design is a very important work, and is also a fussy work needing much calculating.
架空输电线路的设计是一项很重要的工作，也是一项计算量很大、很繁琐的工作。
Carrier current systems use the power line mains to transfer information between remote locations.
电力线载波通信系统利用电力线来实现远程数据传送。
Therefore, there is a wide foreground for the study and application of low-voltage power line communication technology.
因此，研究、开发和应用低压电力线载波通信技术具有非常重大的意义和十分广阔的前景。
This paper deals with the possibility for modulation and demodulation via power line, the particular transferring medium.
本文分析了在电力线这一特殊介质中由调制解调实现信息传送的可能性和意义。
But, there exists serious noise and channel attenuation in power line and they affect the quality of communication seriously.
但由于电力线路存在着强噪音、信道衰减等原因，严重影响了通信质量。
Through the analysis of the spread spectrum and power line carrier spectrum, the authors design a set of remote reading system.
通过对扩频通信和电力线载波通信特点的分析，设计实现了一套远程抄表系统。
Power line carrier communication is a kind of communication which takes the existing power line as the media for data exchange.
电力载波通信是以现有的电力电缆为载体实现数据交换的一种通信方式。
The characteristics of power line channel are the foundation of designing the low voltage power line carrier communication system.
低压电力线信道特性是设计低压电力线载波通信系统的基础。
Do not touch any object that could provide a current path to the common side of the circuit under test or power line (earth) ground.
请勿接触任何会为通向被测电路的共用侧或电源地的电流提供通路的物体。
An intelligent lighting system for railway goods yard based on spread spectrum power line carrier communication technique is proposed.
用扩频电力线载波通信技术设计了铁路站场智能化照明系统。
Even scientists who have failed to find a reason for the apparent link refuse to say it is safe to live near a high-voltage power line.
即便是没有找到明显致病证据的科学家也拒绝声明住在高压线附近是安全的。
Secondly, power line noise channel and multi-path channel optimization modeling techniques based on artificial neural network are proposed.
其次，提出了电力线噪声信道和多径信道的神经网络优化建模方法。
It appears that they have finally succeeded in reconnecting a power line to one of the reactors, which will help pump much-needed cooling water.
看来他们终于成功了——将一条外部电源与其中一个机组的电力系统相连接，这将有助于输送所急需的冷却剂。
Orthogonal Multi-Carrier Modulation(OMCM) is adopted to overcome the frequency selectivity and time variation of low-voltage power line channel.
为克服低压电力线信道的频率选择性和时变性，系统采用正交多载波方式传输信息。
Orthogonal Multi-Carrier Modulation(OMCM) is adopted to overcome the frequency selectivity and time variation of low-voltage power line channel.
为克服低压电力线信道的频率选择性和时变性，系统采用正交多载波方式传输信息。
应用推荐