Unverified80% confidenceTradeoffTime unknown
软硬度与支撑是权衡：软坐感舒适但久坐易塌陷腰部无支撑，硬支撑护腰但初期偏硬；折中方案选坐垫软+靠背有腰托的分区设计
1
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80%
Confidence
Long-term
Relevance
-
First Seen
Sources
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