power line

基本解释

People just flying wherever the fuck they want would be a death warrant for every radio tower and power line in the country.
人们飞着去他们想去的任何地方，这会让每个电台天线塔和国家的输电线处在一击致命的危险中。
Engineers are expected to connect a new power line to four of the six reactors at the Fukushima Daiichi plant, north of Tokyo, by the end of Saturday.
预计周六晚些时候工程师们就能建立起一条新的输电线路，连接位于东京北部福岛第一核电站六个反应堆中的四个。
Disaster teams managed to get a power line onto the site in an effort to reactivate crucial water pumps to cool overheating reactors and prevent a calamitous meltdown.
事故处理小组们努力将一根电力线导入站点使电站内重要的水泵恢复运行，让它冷却过热的反应堆，阻止核反应堆的爆炸。

And they built a three hundred fifty kilometer power line from San Bernadino,California.
The only evidence is a battery pack and a power line on his side.

Over the years Nortel, Honeywell, Scientific-Atlanta and Siemens all tried--and failed--to devise reliable power line networks.
FORBES: Magazine Article
Utilities hope that other uses for power line networking could help subsidize Internet service.
FORBES: Magazine Article

A power line is a cable, especially above ground, along which electricity is passed to an area or building.

电力线
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。
经济学
电力行业
Point out dominating questions on working and development of the enterprise,with background of power line, presents scheme conceived on enterprise strategy. Chapter II analyzes interior and exterior circumstance of the enterprise profoundly.
第二章对企业的内外部环境进行深入分析，外部环境分析包括国家有关能源和环保政策、电力行业的现状与发展趋势，以及即将实施的国家电力体制改革对电力企业的影响；福建电力的现状与发展趋势、福建电网中火力发电市场竞争结构，以及其他主要火电厂的情况分析等。
动力与电气工程
电源线
输电线