Unverified88% confidenceTradeoffTime unknown

防水性与透气性通常呈反比：追求极致防水（PU涂层）会牺牲透气，Gore-Tex等薄膜技术是平衡二者的方案但价格更高

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Unverified透气性与防水性此消彼长：极致防水的重涂层款几乎不透气，追求两者平衡应选膜结构款并牺牲部分价格91% similar Unverified透气性与防水性存在矛盾：涂层越厚防水越强但越闷，高端GTX/eVent薄膜兼顾两者但价格高；低强度活动可牺牲透气换价格89% similar Unverified防水性与透气性存在物理矛盾：高耐水压膜层往往牺牲透气，两全需依赖高端膜技术（对应更高成本）89% similar

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