[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

带呼吸阀的口罩虽能降低呼气阻力、减少眼镜起雾,但呼吸阀只单向阻挡吸入,对防花粉本身无损;不过若佩戴者本人有传染性呼吸道疾病则不应选呼吸阀款

1
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80%
Confidence
Long-term
Relevance
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get_claim(id=211258)