Unverified85% confidenceDecision RuleTime unknown
真正防尿液渗透需三层结构：表层防水面料+中间TPU/PU防水膜+底层防滑，仅表层做防泼水涂层（拒水但不防渗）遇宠物尿液大面积浸泡会渗透到沙发内部
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85%
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Long-term
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