Unverified88% confidenceDecision RuleTime unknown
防水层选TPU材质优于PVC/PEVA，TPU无异味、耐低温不易开裂、且可机洗，PVC遇冷易变硬且含增塑剂气味重
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88%
Confidence
Long-term
Relevance
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Unverified防水层选TPU材质优于PVC：TPU无塑化剂、透气性好、耐低温不易硬化开裂，PVC虽便宜但闷热、久用易脆化且可能含增塑剂96% similarUnverified材质优选TPU（热塑性聚氨酯）而非PVC，TPU无异味、耐低温不脆化（-40℃仍柔软）、可耐反复弯折；PVC冬季易变硬开裂且可能有塑化剂异味92% similarUnverified内胆材质优先TPU而非PVC：TPU更耐反复折叠、低温不易脆裂、无塑料异味，适合长期携带；PVC便宜但折叠处易开裂漏气91% similarUnverifiedTPU材质比PVC更环保无异味、耐低温不易脆化（可低至-30℃），且高频焊接工艺无缝更防水；PVC价格低但冬季易硬化开裂，长期存放会有塑化剂气味91% similarUnverifiedTPU材质（热塑聚氨酯）比PVC更柔软透明、耐低温不发脆，冬季或寒冷水域选TPU；PVC便宜但0度以下易硬化开裂91% similar
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