[KongchangAI]
Unverified83% confidenceTradeoffTime unknown

固定层板(燕尾榫/预装死)承重强但格口高度不可调;活动层板(层板钉/挂片)灵活但每处仅几个金属钉支撑,重压下易压溃钉孔。藏书多选固定或加密层板钉支撑

1
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83%
Confidence
Long-term
Relevance
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curl https://kongchang.com/api/v1/knowledge/claims/383773
MCP
get_claim(id=383773)