Unverified78% confidenceFactTime unknown
洁牙零食的螺旋纹、凸起颗粒等立体结构设计目的是增加与牙面尤其臼齿区的接触面积,比表面光滑的圆棒机械清洁效率更高
1
Sources
78%
Confidence
Long-term
Relevance
-
First Seen
Sources
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