Unverified80% confidenceTradeoffTime unknown
轻量化与保暖矛盾：儿童棉服单件重量建议控制在300-400g（含填充），过重（＞500g）影响活动且易出汗着凉；羽绒可实现同等保暖下重量减半，但需权衡预算与洗护成本
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80%
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Long-term
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Unverified重量与保暖并非正相关：同等保暖下羽绒被约为棉被1/3重量，追求'压实感/安全感'可选加重被(weighted blanket约体重10%)，但老人小孩禁用加重被87% similarUnverified轻量与保暖不可兼得：整衣重量做到400g以下往往靠减薄填充，真正兼顾轻量和低温的是薄款高蓬羽绒而非棉服，追求极致轻+暖别选纯棉服85% similarUnverified儿童贴身T恤面料含棉量应≥95%，且克重建议160-180g/m²；克重＜140g过薄易变形透光，＞200g夏季闷热不适合亲子外出场景84% similarUnverified亲子撞色卫衣优先选300g以上克重的纯棉/棉毛混纺面料，秋冬保暖且不易变形；夏季空调房选220-260g薄款卫衣即可，过厚儿童易出汗捂痱子83% similarUnverified儿童冬被填充建议：棉花被2-2.5kg偏重压身、羽绒被充绒量200-300g更轻暖适合怕压的小孩、蚕丝被1.5-2kg轻薄贴身；夏凉被0.5-1kg，学龄前儿童优先选轻量避免捂闷及踢被着凉83% similar
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