[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

振动频率越高清洁效率越高但噪音和牙龈刺激也越大,日常护理31000-37000次/分钟已足够,超过40000次的高端档位对普通人边际收益低,敏感牙齿反而应调低档位

1
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80%
Confidence
Long-term
Relevance
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First Seen

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https://kongchang.com/claim/187350
API
curl https://kongchang.com/api/v1/knowledge/claims/187350
MCP
get_claim(id=187350)