[KongchangAI]
Unverified80% confidenceFactTime unknown

涂层类防水(PU涂层)通常比薄膜类(如ePTFE/PE膜)便宜且轻,但透气性和耐久性较弱,涂层会随洗涤和使用逐渐衰减

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80%
Confidence
Long-term
Relevance
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