Unverified90% confidenceTradeoffTime unknown
泡沫垫（蛋巢/铝膜）无漏气风险且耐用，但压缩体积大R值低；充气垫轻便隔热好但有刺穿漏气风险，需带补丁包
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90%
Confidence
Long-term
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Unverified泡沫垫（如经典蛋槽垫）零故障不怕扎破且能当坐垫，但R值低（约2）且体积大不可压缩；充气垫舒适保暖但存在漏气风险，需带补胎片90% similarUnverified泡沫垫（蛋巢/折叠）不怕扎破、无需充气、可当坐垫，但体积大、舒适度低；充气垫舒适轻便但有漏气风险；预算有限或作为备用/防扎底层选泡沫垫89% similarUnverified充气垫压缩体积小（可压缩至矿泉水瓶大小）但需要吹气且有刺穿风险；泡沫垫（如蛋巢垫）不怕刺穿、即铺即用但体积大只能外挂背包；自充气垫介于两者之间89% similarUnverified泡沫垫（如蛋槽垫）几乎不可能被扎破且无需充气，虽然厚度薄舒适性差，但可与充气垫叠加使用，泡沫垫在下既防扎又叠加R值88% similarUnverified泡沫（闭孔EVA）蛋槽垫无需充气、无刺穿风险、可靠性最高但R值仅约2且体积大，适合作为应急底垫或极端严苛环境的可靠备选，不适合追求舒适睡眠86% similar
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