[KongchangAI]
Unverified78% confidenceFactTime unknown

声波电动牙刷主流频率区间为每分钟31000-42000次,敏感/牙龈模式通常将频率降至约31000次并配合脉冲提示节奏,是判断是否为真敏感模式的参考

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78%
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Long-term
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