The major difference between these two power generators is that the chemical energy of the fuel cell is converted directly to electrical power without intermediate conversion first to heat.

主要的区别在于，燃料电池的化学能量能直接转化成电能而不需要先转化成热能。

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The upward furling mechanism ensures the Lakota will not "Hide" from high winds but continue to put out up to two times its rated power without damage to its electrical or mechanical components.

上仰机械装置保证了风机在高风速下也能运转，并且会在不损坏电子或机械部件的情况下产生两倍于额定功率的电量。

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Pneumatic fluid power - Five-port directional control valves - Part 1: mounting interfaces without electrical connector.

气压液动。五通定向控制阀。第1部分：不带电连接器安装接口。

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Utility Con Edison noted over 3, 600 customers were without electrical power, and announced they secured over 700 external contractors in order to try to keep its services running.

FORBES: Crane Dangling Dangerously At New York Luxury Highrise One57 As Hurricane Sandy Intensifies

The training includes climbing in through wing exits with gear, getting into cargo holds and finding which container is burning, moving hoses through planes without snags, opening doors and cargo hatches without electrical power and searching and rescuing passengers.

WSJ: Airplane Fires: Dallas-Fort Worth International Airport's Firefighter Training

The stylish cube design is small enough to fit into your pocket and plugs right into an electrical outlet without the hassle of using a power cord.

ENGADGET: TP-Link Portable 3G Wireless N Router fits in your pocket, draws power from USB