[KongchangAI]
Partially Verified65% confidenceCautionTime unknown

不适合需要高防护场景(如高风险疫区、密闭空间长时间接触感染源),医用外科口罩防护等级低于N95/KN95,无法提供足够的颗粒物过滤效率

3
Sources
65%
Confidence
Long-term
Relevance
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