有钱能做什么：LED灯会 - Engadget 中国版

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Rill @ Nov 17th 2008 9:10PM

如果按每个LED 50mA电流的话，总功率是0.05x0.7x4,500,000=157,500W=157kW?

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Reader Comments (Page 1 of 1)

Rill @ Nov 17th 2008 9:10PM

Eison @ Nov 17th 2008 10:07PM

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