[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

镜片直径≥75mm的大口径放大镜一次可覆盖多行文字,读营养成分表时无需频繁移动;口径<50mm适合便携但阅读效率低

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85%
Confidence
Long-term
Relevance
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MCP
get_claim(id=425519)