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盛夏炎炎,强烈的日光不仅晒得人汗流浃背,紫外线也在无形之中灼伤着人的皮肤——稍稍走上一段路,裸露在日光下的皮肤便被晒得发红发烫,严重的还会引发皮肤疾病。谁透支了你的美白信用卡人们通常用防晒霜和防紫外线遮阳伞来防护紫外线,但是,防晒霜只能阻挡部分UvA(近紫外线),对UvB(远紫外线)则不太管用;而防紫外线遮阳伞对从地面和墙面反射来的紫外线根本无能为力。因此,专
Summer heat, strong sunlight not only sun sweat, ultraviolet light is also invisible to the burning of human skin - a little walk up the road, the skin exposed to sunlight will be red hot tan, severe will Skin disease. Who overdays your whitening credit card People usually use UV sunscreens and UV sunscreens to protect their UV rays. However, sunscreens can only block part of UvA (near ultraviolet rays) and UvB (far ultraviolet rays), while UV sunscreens Umbrellas can not do anything about the UV light reflected from the floor and walls. So, specifically