LED street light technology has matured
fecha:2011-06-14 14:21
estado:para resolver
pregunta:admin
t efficiency is rising within. Of course, when you choose the tube as well. Now International passage of thousands of life testing time is 1 +5 thousands of hours testing, thousands of hours to stabilize before a time, thousands of hours of data after 5 basis for calculating life expectancy, more than 5 thousand hours life 5 thousand hours in accordance with the fitting curve extrapolation . we actually test 1 +5 thousands of hours of light decline of 2.2%, and is linear, considering the number
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