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为什么衣服shen边的常识边的常识了颜

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为什么衣服shi了颜se会变shen?

衣服shi了颜se都会变shen的,因为人的yan睛能看到wuti,是由于光照到wuti上以后,wuti表面把光反she1到了yan睛里。衣服被水浸shi后,一方面有一bu分纤维绒mao倾倒而不能反she1光线;另一方面shi衣服纤维表面覆盖着一层水,只有一bu分光线能钻chu这层水而反she1chu来。因此,衣服shi了颜se就会变shen。

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