Unverified75% confidenceTradeoffTime unknown
遮光率与透光率此消彼长，遮光率越高伞下越暗越凉但阴天/傍晚使用会显闷压抑；纯晴天户外选高遮光，多变天气可选中等遮光更通透
1
Sources
75%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified遮阳效果越好(宽檐+护颈帘)通常越闷热不透气，两者矛盾：强紫外线的海边高原选大檐护颈款，城市树荫多的日常场景选透气网眼款+适中帽檐更舒适82% similarUnverified遮光率越高透气性越差，全遮光布帘会阻挡开窗通风且夏季易积热；蜂窝网纱透气但隔热弱，行车中需通风散热优先选透气网纱，停车暴晒防护优先选全遮光82% similarUnverified反光条与醒目度存在权衡：全包裹式反光条覆盖面越大夜间越安全，但网眼透气面积随之减少，夏季闷热；夏季日常可选网布主体+胸背横向反光条的折中款82% similarUnverified遮光与通风不可兼得：叶片间距越大通风采光越好但闭合后遮光和隔热越差；西晒房间建议选窄间距叶片以增强遮阳挡热81% similarUnverified遮光帘颜色影响室温：浅色反射热量降温效果好但遮光稍弱，深色/背灰吸热且遮光更彻底但夏季隔热差；西晒房建议选背面浅灰或涂层款兼顾遮光与隔热81% similar
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