Unverified80% confidenceTradeoffTime unknown

防水涂层持久性关键在于DWR(耐久拨水)处理会随洗涤和摩擦衰减，含氟C6/C8涂层比无氟环保涂层更耐久，但无氟款更符合环保趋势，需定期用专用拨水剂补喷

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Medium-term (~90 days)

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