Unverified88% confidenceTradeoffTime unknown
轻量化与保暖度天然矛盾：为压缩体积和重量，轻量款面料薄、充绒量低，牺牲了防风性和抗寒极限，不能替代重型羽绒服在严寒中使用
1
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88%
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Long-term
Relevance
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