[KongchangAI]
Unverified85% confidenceFactTime unknown

家用超声波洁牙仪振动频率通常在24000-42000Hz区间,频率越高对牙结石震碎能力越强,但家用机功率普遍低于牙科诊所(诊所约25000-40000次/秒配合更高功率),实际只能清除新生软垢和浅层色斑,无法安全去除深层或龈下牙结石

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85%
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Long-term
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