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Unverified85% confidenceDecision RuleTime unknown

多个地垫的R值可以叠加使用，例如R值2的泡沫垫加R值3的充气垫组合可达R值约5，冬季应急保暖优于单垫

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Unverified多张防潮垫叠加时R值可累加，例如R2泡沫垫+R3充气垫≈R5，冬季可用薄泡沫垫垫底提升整体隔热并防止硬物刺穿86% similar UnverifiedR值可叠加：两块垫子叠放时总R值约等于各自R值相加，因此冬季可用一块R2泡沫垫垫底+一块R3.5充气垫获得R5.5隔热，比单买高R值充气垫更经济且泡沫垫作底防扎86% similar Unverified多张防潮垫可叠加使用时R值可累加，例如R2泡沫垫+R3充气垫组合R值约5，是冬季省钱方案85% similar Unverified冬季露营不要只买单层充气垫，即使R值达标也建议下层加铺泡沫垫（蛋槽垫）组合使用，既提升R值又防止充气垫被地面尖锐物刺穿79% similar Unverified海绵自充气结构的隔热性能优于普通充气垫，三季地面隔凉效果尚可，但冬季低温地面（0°C以下）隔热仍不足，需额外搭配隔热垫76% similar

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