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口罩可以重复利用吗？这3种方式比较靠谱！
source link: https://tech.sina.com.cn/it/2020-01-30/doc-iimxyqvy9026987.shtml
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口罩可以重复利用吗？沸水蒸酒精喷紫外线照这3种方式比较靠谱！来源：广州日报张青梅 近日，广东发布防疫通告，要求大家出入公共场所时必须佩戴口罩。但很多市民反映，口罩比较难买，买不到口罩怎么办？口罩必须用一次就换吗？一时难以买到口罩的
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