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网拍系列路灯
LED路灯系列报告(二)
Correct Understanding about Lifespan and Repair Rate of LED Street light Doctor Weiguo Wu China Nanker Group Nanker(Guangzhou) Semiconductor Manufacturing Corp 27 th,July, 2011 First. Preface. Generally, all LED lights consist of three main parts: a) light source, b) power driver, c) structure parts. It is commonly (including all grades of government departments) believed that life span of