Unverified80% confidenceDecision RuleTime unknown
遮光面积覆盖度看是否能挡低角度阳光，早晚太阳斜射时普通短篷无法遮挡，选带可下拉延伸挡片（extension flap）的款式可将覆盖角度扩展至前方，遮挡侧射阳光
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Related Claims
Unverified选择带侧面延伸帘或L型下拉设计的遮阳篷，遮盖角度需达到全包围（正面+侧面），仅顶部平铺式在太阳低角度（早晚）时几乎无法遮挡斜射光线89% similarUnverified遮光窗帘的实际遮光效果取决于安装方式：罗马杆/挂钩式两侧和顶部会漏光，全遮光需选择包裹式轨道（暗轨+侧封）或加装遮光盒/回形弯轨，让窗帘紧贴墙面并超出窗框两侧各15-20cm80% similarUnverified罗马杆（明杆）安装遮光率天生打折，杆与顶之间必漏光；追求遮光优先选轨道暗装+帘盒或加装遮光挡光片，罗马杆更适合装饰性半遮光需求79% similarUnverified遮光帘搭配纱帘可实现分层控光：白天拉纱帘保护隐私兼透光，晚上拉遮光帘全暗；纱帘选带垂坠感的雪纺或棉麻纱，飘窗小窗可省纱帘只做遮光帘79% similarUnverified帽檐短而硬挺，遮阳角度有限，主要适合遮挡正前方直射光，侧面斜射阳光遮挡效果较弱79% similar
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