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w,Si衬底led光效达到90lm/w,芯片国产化率达到60%。37个“十城万盏”试点城市实施的示范工程超过2000项,应用的led灯具超过420万盏,年节电超过4亿度。 项目的实
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底用于氮化镓led的商业化生产。它有许多突出的优点,如化学稳定性好、导电性能好、导热性能好、不吸收可见光等,但不足方面也很突出,如价格太高、晶体质量难以达到al2o3和Si那么好、机
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域和时代特色的光文化事业,是现代社会发展不可缺少的基础和推动。关键词: 光;光文化;社会发展abstract: Light, from primitive fire Light t
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g because of its less energy conservation. less consumed power and more Light output is th
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2. condenser: focus Light can be focused or to emphaSize a certain object or spac
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2010法兰克福中东(迪拜)国际城市、建筑和商业照明展览会 (Light middle east) 展会时间:2010年5月 展会地点:阿联酋迪拜世界贸易中心 组
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g bootscompose how or sleepy. modernistic pandemic studies also avail these Light at the present a
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m alloty shell with plastic-sprayed surface.灯罩采用红色钢化玻璃罩。 Light shade is made of red toughene
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street led panel display Light box style for the led display used in the street a ver
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g breathed a Sigh of relief, medicine and old with xiaoyan alabaster flask threw, Light way
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