Unverified83% confidenceTradeoffTime unknown
金属框架书架承重强、风格工业，但层板若为薄钢会共振异响且冰冷；实木暖厚但同承重下更重更贵；板材性价比高但怕潮怕重载，三者按预算和藏书量取舍
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83%
Confidence
Long-term
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