This paper describes design of a transformer and relevant protective measures of electric power running, and suggests some opinions on transformer protection.

本文叙述变压器设计，电力运行的有关保护措施，提出变压器保护的一些看法。

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Plug-in electric hybrids give off less exhaust than gas guzzlers. And when they're running on battery power, they generate no fumes at all.

插电式混合动力汽车比单纯汽油动力汽车的废气排放量更少，尤其是当他们使用电源运行时，完全不会产生废气。

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The rest will be electric cars running on full or partial battery power — or some new, yet-to-be-perfected technology.

其余的将使用全电或者部分电和电池驱动，或者运用一些更新的完善的技术。

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These Taos Indians live in the ancient adobe rooms as their ancestors did centuries ago -- without any running water or electric power for lights.

VOA: special.2010.07.05

Finally, a 1 kW electric radioisotope power supply running on Plutonium 238 (Pu-238) would kick in to power an ion thruster engine.

FORBES: Jump-Starting A Mission To Interstellar Space

In the U.S. a dozen utilities, including Ohio's American Electric Power and New York's Consolidated Edison, are running small tests of the technology at anywhere from 3 to 250 homes each.

FORBES: Tilting at power lines

The idea is that electric motoring will only take off if motorists aren't permanently worrying about running out of power.

BBC: Electric cars: Charging ahead?