[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

选购时关注羟基磷灰石的粒径:纳米级颗粒渗透性更好,更利于填充早期脱矿微孔;微米级颗粒主要起表面覆盖保护作用

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Long-term
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get_claim(id=742817)