[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

厚度与重量存在权衡:厚书(500页+,1kg以上)内容全但难以手持翻阅,适合桌面使用;老年人和需卧床使用者应选分册轻薄款(单册<300g),便于长时间举持

1
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80%
Confidence
Long-term
Relevance
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https://kongchang.com/claim/400616
API
curl https://kongchang.com/api/v1/knowledge/claims/400616
MCP
get_claim(id=400616)