A PSU (power Supply Unit) fan is always running when the computer it powers is on.

只要开机，电源风扇就会一直在转。

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To ease the challenge of accurate systems resource allocation and capacity planning, some cloud environments have standardized on a cloud CPU unit equal to the processing power on a 1ghz CPU.

要减轻准确的系统资源分配和容量规划的挑战，已经在等于1ghz CPU处理能力的云cpu单元上对云环境进行了标准化。

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The control unit (12) determines the aligned transmit power based on the current transmit power.

控制部件(12)根据当前的发射功率来确定调整过的发射功率。

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One WindTamer customer is the U.S. Army, which purchased last year a mobile trailer-mounted turbine and renewable energy storage unit containing the Power on Demand system that the military would be able to move around even in battle zones.

FORBES: Power Opportunity for GE, et al: How To Store Wind/Solar Renewable Energy

One caveat you'll have to get used to spreading your fingers on the opposite side of the unit to avoid accidentally hitting the power button, which lives on the left side of the player.

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But in his first 17 pro games this season with the Connecticut Whale, the Rangers' American Hockey League affiliate, he had 13 points, and his tenacity earned him a spot on the team's power play unit and, eventually, the promotion to the Rangers.

WSJ: A College Hockey Hero, Now a Rangers Rookie