Unverified75% confidenceDecision RuleTime unknown
面料防泼水（DWR涂层）会随使用磨损失效，防雨长途旅行应选带TPU涂层或防雨罩的款式，单纯DWR面料不适合湿热多雨地区
1
Sources
75%
Confidence
Medium-term (~90 days)
Relevance
-
First Seen
Sources
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Unverified普通防泼溅（DWR涂层）仅能应对小雨和溅水，暴雨或长时间淋雨会渗透；真正防水需选带TPU覆膜面料+防水拉链，或自带收纳式雨罩的款式91% similarUnverified防泼水标识需区分：DWR涂层（防泼水）仅能抵御小雨和汗湿，遇中大雨会渗水；真正防水需看到PU涂层+压胶接缝或TPU面料+防水拉链，运动背包多数只做DWR91% similarUnverified面料防泼水（DWR涂层）与真正防水是两回事：涂层面料仅能应对小雨且会随洗涤失效，长期户外淋雨需要选择拉链带防水压胶或配备雨罩的款式91% similarUnverified面料防水性看涂层与防泼水（DWR）区别：普通背包只做DWR，暴雨会渗水，需外置雨罩；焊接防水（如TPU卷口包）才能真正防雨但透气差、内部易闷90% similarUnverified标注防泼水(DWR涂层)的折叠包只能应对小雨，长时间雨中或涉水需选PU/TPU涂层且缝线经压胶处理的款式；单看面料防水不看缝线仍会渗水89% similar
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