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买不到N95口罩，我们怎么预防新型冠状病毒？
source link: https://tech.sina.com.cn/d/f/2020-01-22/doc-iihnzhha4063444.shtml
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只要是非棉纱口罩，已经能一定程度上阻隔飞沫的传播。从武汉开始爆发的新型冠状病毒关注度正在不断升高。1月20日，央视新闻连线钟南山院士，他表示根据目前资料来看，新型冠状病毒呈现出了肯定的人传人现
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