Unverified50% confidenceCautionTime unknown
防病毒/飞沫需选带熔喷布过滤层且能过滤气溶胶的口罩(医用外科YY0469或N95),普通棉布/明星同款时尚口罩几乎无过滤防护作用,仅能挡灰尘
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50%
Confidence
Long-term
Relevance
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