[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

防污工艺分两类:物理结构防污(荷叶效应纳米绒毛)可水洗多次仍有效,化学涂层防污(氟碳/含氟整理剂)通常30-50次洗涤后衰减明显;长期使用应认准物理疏水结构或标注'耐水洗50次以上'的产品

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