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![LED lamp - Wikipedia, the free encyclopedia](https://www.iarticlesnet.com/pub/img/site/s_14.jpeg)
LED lamp - Wikipedia, the free encyclopedia
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日期:2024-07-13
These standards detail performance specifications for LED light sources and prescribe test methods for solid-state lighting products. The Illuminating Engineering Society of North America (IESNA) published a documentary ......看更多