Fixed railway installations. Equipment for overhead electric telecommunication and signalling lines. Bracing collars for wooden posts.

铁路固定设备。通讯和信号装置架空线路用器材。木电线杆钭撑用卡箍。

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If we compensate the pump station with lower power Numbers for electric power and electric capacity we can reduce the current load in the power source and the lines.

对已建成的功率因数偏低的泵站采用电力电容补偿，可减少电源和线路的电流负荷。

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Fault location for high voltage transmission lines has great social and economical benefit, now electric manufacturers and scientific researching organizations are doing work - about it.

高压输电线路故障测距具有巨大的社会效益和经济效益，是国内外电力生产和科研部门密切关注的研究课题。

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Crews have been working for a long time on the electric lines above the tracks, the power source for the trains.

WSJ: Probe begins after Conn. commuter trains crash

Mr. Melvin says he spends hours at the computer tracing power lines, looking for telltale shadows of electric towers or posts.

WSJ: Gulags, Nukes and a Water Slide: Citizen Spies Lift North Korea's Veil

It meant that we invested in infrastructure that would lay the groundwork for a 21st century economy -- not just roads and bridges but also broadband lines and a smart electric grid that could make us more energy efficient.

WHITEHOUSE: Discussing the Economy in Des Moines