“ultraviolet protection factor”的概念、定义、翻译、参考文献-科学参考

单词	ultraviolet protection factor
释义	ultraviolet protection factor 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。
随便看	National Gallery Prague National Games for Ethnic Minorities of China National Games of China National Games of the People’s Republic of China national garden city National Gendarmerie of France National General Atlas of the People’s Republic of China National General Bibliography National General Station of Animal and Veterinary Service National Geodetic Survey National Geographic Magazine National Geographic Society National Geological Library of China national geological work index database National Geomatics Center of China national geoparks of china National Geospatial-Intelligence Agency national geothermal (including shallow geothermal energy) survey database National GPS Geodetic Control Network 2000 National Grand Theater National Grand Theatre of Peru National Grange of the Order of Patrons of Husbandry national gravity fundamental network National Gravity Fundamental Network 1957 National Gravity Fundamental Network 1985

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