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It adopts enveloping technology of fluorescent powder to reduce attenuation of tri - phosphor fluorescent powder.
采用荧光粉包膜技术，减少三基色荧光粉的衰减。
youdao
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It adopts enveloping technology of fluorescent powder to reduce attenuation of tri - phosphor fluorescent powder.
采用荧光粉包膜技术，减少三基色荧光粉的衰减。
youdao