Unverified81% confidenceFactTime unknown
遮阳棚面料的遮光率与UPF不完全等同：深色/致密织物遮光好但吸热升温快，浅色反光面料表面温度更低，夏季直射环境优选浅色或带银色反光涂层的外层面料
1
Sources
81%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified凉感速干面料越薄越透气但遮光性和UPF往往越低，加了防晒涂层的厚面料更防晒但闷热，夏季高温选带网眼透气孔+凉感涂层的复合结构88% similarUnverified深色布料吸热但阻挡紫外线更强，浅色反射光线更凉但需依赖UPF涂层；夏季强晒场景优先选深色致密面料+透气孔洞结构兼顾，纯浅色帽仅适合弱紫外线的日常代步88% similarUnverified深色布料的紫外线防护普遍优于浅色，同样UPF标称下深色实际透射率更低；但深色吸热明显，夏季长时间户外反而闷热，权衡后浅灰/藏青是折中选择86% similarUnverified带反光涂层或浅色外层的遮阳帘比纯黑深色款吸热少，深色布料在阳光直射下表面温度可比浅色高10℃以上，选浅色/银涂层外层降温更佳86% similarUnverified涂层越厚防晒防水越强，但布料越重且透气越差，夏季密闭遮阳篷内部易闷热聚热；追求凉爽选带侧面通风窗或银胶反射款而非一味加厚86% similar
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