Unverified75% confidenceDecision RuleTime unknown
研磨颗粒细度是核心指标：优质洁牙粉颗粒应呈球形或圆润结构而非棱角尖锐晶体，棱角状颗粒即使RDA标称不高也易划伤牙釉质
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75%
Confidence
Long-term
Relevance
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