That's on top of the already high energy efficiency of LEDs.

这比已经能源效率相当高的LEDs的效率还高。

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Green buildings: Costs initially vs. high energy efficiency thereafter?

绿色建筑的初期代价和后期的高能效？

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The system has been designed to optimize equipment with high energy efficiency;

系统经优化设计而成，设备具有高能效比；

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Also, as part of the lifecycle design process, the laptops meet Energy Star 5.0 for high energy efficiency and are rated EPEAT Gold in the U.S. for their environmental attributes.

ENGADGET: Lenovo ThinkPad L Series arrives for the eco-conscious professional

Orion is an energy management company with a focus on high efficiency lighting systems and alternative energy system integration in commercial buildings.

FORBES: Orion Energy Systems Triples Share Buyback. I'm Buying, Too

In the past two years, the nation's largest landlord--the U.S. government--has put energy efficiency high on its list of priorities.

FORBES: Magazine Article