[KongchangAI]
Unverified78% confidenceFactTime unknown

脉冲式(每分钟1200-1400次脉冲)比连续水流式更能有效冲击牙缝并按摩牙龈,选购时应确认是脉冲技术而非单纯高压水柱

1
Sources
78%
Confidence
Long-term
Relevance
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