Unverified82% confidenceTradeoffTime unknown
防晒效果主要靠布料织密度和涂层，浅色透光但凉爽，深色遮光更好但吸热；黑色内衬+浅色外层是兼顾防晒与降温的常见结构
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82%
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Long-term
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Unverified防晒能力主要靠布料克重和涂层，而非颜色深浅；黑色透气差反而闷热，选择带钛白粉或氧化锌涂层的浅色冰丝面料，可兼顾防晒与凉感92% similarUnverified防晒围巾的紫外线阻隔性能与颜色深浅有关：同材质下深色比浅色阻隔UV更强，但深色更吸热更闷；夏季平衡防晒与凉感可选中等色系而非纯黑88% similarUnverified防晒能力主要靠面料织密度和防晒剂涂层，深色面料的防晒性通常优于浅色，同款黑色比白色UPF值高一个档位；追求防晒优先选深色而非浅色88% similarUnverified防晒本质靠织物密度和涂层，深色（黑/藏青/深灰）比浅色防晒性能高，同款UPF标称下深色实测紫外线阻隔更稳定，怕晒黑优先选深色88% similarUnverified深色布料（黑/藏青/深灰）实际防晒效果优于浅色，深色对紫外线吸收率更高，浅色需依赖涂层才能达到相同UPF值87% similar
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