Unverified80% confidenceDecision RuleTime unknown
透气性可通过表层材质判断：无纺布表层比PE膜表层透气，打孔导流层设计能加快吸收速度；判断防闷热看是否标注'透气底膜'（透气量应≥3000g/m²/24h）
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80%
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