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Illuminating device used as emergency lighting comprises a transparent lighting body having photoluminescent illuminating material, and a light source
Illuminating device used as emergency lighting comprises a transparent lighting body having photoluminescent illuminating material, and a light source
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机译:用作应急照明的照明装置包括具有光致发光照明材料的透明照明体和光源
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摘要
Illuminating device comprises a transparent lighting body having photoluminescent illuminating material, and a light source.
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