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紫外线防护指数
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紫外线防护指数
Encyclopedia
工学
抗紫外整理
释
ultraviolet protection factor
紫外线防护指数
皮肤无防护时紫外辐射平均效应与有织物防护时紫外辐射平均效应的比值。又称紫外线防护系数,简称UPF。是衡量纺织品防止紫外线对人体辐射性能的指标。
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chiral anomaly of D-branes and its cancellation
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chiral auxiliary reagent
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