EFFL平面螢光燈
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Uploaded by sm0958522885 on Oct 12, 2009
今天才拍的....超省電的冷陰極管的發光原理...平均照亮6-8坪的空間...用電瓦數65W/1H而且不會熱燙燙....當然目前比較適合滴是以辦公大樓.大賣場.
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