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怎么选防晒霜以保证防晒系数
更新时间: 2020-11-09 00:00:00  

选防晒霜以保证防晒系数以SPF8至12为宜。防晒霜是指添加了能阻隔或吸收紫外线的防晒剂。防晒霜需要根据具体的对象来选择不同SPF或PA值的产品,以达到防晒的目的。防晒霜的作用原理是将皮肤与紫外线隔离开来。

关键词: 怎么 防晒霜 保证 系数

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