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Warm white fluorescent lamp having good efficacy and color rendering
Warm white fluorescent lamp having good efficacy and color rendering
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机译:暖白色荧光灯,具有良好的功效和显色性
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摘要
Fluorescent lamp has warm-white color and both high efficacy and good color rendition. This performance is achieved by utilizing a broad-band- emitting apatite-structured calcium fluorophosphate activated by predetermined percentages of antimony and manganese and narrow red- orange- emitting yttrium oxide activated by a predetermined percentage of tervalent europium.
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