[KongchangAI]
Unverified78% confidenceFactTime unknown

防晒涂层会随水洗次数衰减,一般标注可水洗防晒的产品在30-50次洗涤后UPF明显下降;频繁使用者应把防晒口罩视为消耗品,每季度更换而非期待永久防晒

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78%
Confidence
Long-term
Relevance
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https://kongchang.com/claim/91975
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curl https://kongchang.com/api/v1/knowledge/claims/91975
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get_claim(id=91975)