Unverified85% confidenceTradeoffTime unknown
遮光率与通风透气存在直接矛盾：全遮光的铝箔/PVC遮阳板隔热最好但完全不透气会闷热，密织网纱可保留通风但遮光仅60-70%；后排儿童防晒推荐可摇下车窗后仍能遮阳的卷帘式网纱，兼顾通风与遮光
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85%
Confidence
Long-term
Relevance
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Unverified遮光率与透气性存在权衡：铝箔遮阳板/全遮光款遮光近100%但完全不透气会闷热闭闷，网纱/纱网款透气凉爽但遮光率仅50%-70%；带娃夏季推荐双层可调节款（内层网纱外层可拉遮光布）兼顾散热与防晒91% similarUnverified遮光率越高（黑膜/铝箔类可达99%）越挡光挡热，但通风透气性越差，车内易闷；夏季给婴儿用建议选双层网纱（遮光70-85%）兼顾透气，避免全遮光导致车内高温缺氧85% similarUnverified遮光率越高透气性越差：全遮光铝箔款夏天封窗后车内闷热，透气网纱款凉爽但只能挡强光不能完全遮黑，午睡休息选前者、日常防晒选后者84% similarUnverified西晒/东晒房间优先选带铝箔涂层或TC涂层的隔热遮光帘，遮光率90%+且太阳反射率高，夏季可降低窗边温度3-5℃；朝南/朝北无强烈直射的房间选无涂层柔纱帘即可，避免涂层帘长期折叠开裂83% similarUnverified遮光率与透气观察性成反比：85%+物理遮光布防晒最佳但后排闷热且看不清孩子，网纱款透气可观察但遮光仅50-70%；夏季带娃建议侧窗网纱+后挡风遮光的组合方案83% similar
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