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防曬口罩是什么原理?
2018-12-25

長款防曬口罩,外層采用特殊防紫外線面料,提高了面料自身的防紫外線反射和吸收能力,能反射和吸收高能量的紫外線,通過分子能級的跳躍使之向低能量轉化,變成低能量的熱能或波長較短的電磁波,從而減低日曬強度,消除紫外線對人體的危害。

 

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