When a symmetrical light spot is equally incident on all the quadrants, the device generates four equal currents and the spot is said to be located on the device's electrical center.

当一束对称的光点均等地入射到所有象限，该装置会产生的四股相等的电流，而这个光点就会被认为处在该设备的电中心。

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Designed in tandem with our servers, the data center maximizes mechanical performance and thermal and electrical efficiency.

数据中心技术的设计与服务器设计同时进行，这个设计将机械性能，热和电效率极大化。

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The main products electrical wire and cable equipment was China Quality Certification Center of the CCC certification.

主要产品电器装备电线电缆获得了中国质量认证中心的CCC 认证。

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An electrical storm jangled power to the center.

WSJ: The Sun Shines on 'The Cloud'

While in Pittsburgh, the President will visit the International Brotherhood of Electrical Workers, Local Number Five Training Center.

WHITEHOUSE: Press Briefing by Press Secretary Jay Carney

According to a study conducted by Schatz Energy Research Center at Humboldt State University, electrical use per household in urban areas of Humboldt County has shot up 50 percent since 1996, while in Arcata and more rural areas, household electricity use has jumped 60 percent.

FORBES: Written by Matt Hickman