The faster the pulse repetition rate, the wider the spacing between the teeth, making each individual tooth easier to identify.

脉冲重复率越高，齿间距越大，各个齿之间也越容易分辨。

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Children need protein, vitamins, and minerals (especially calcium and phosphorous) to build strong teeth and to resist tooth decay and gum disease.

儿童需要蛋白质、各类维生素和矿物质(尤其是钙，磷)强健牙齿，抵御牙齿被腐蚀和预防牙龈疾病。

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The tooth also had all the components of normal teeth, including enamel, crown and root, and connective fibers to fix it to bone.

培育的牙齿还具备正常牙齿的所有组成成分，包括釉质、齿冠和牙根，以及使其固定于骨头的结缔组织纤维。

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Left untreated, what's termed "early dental caries" -- the first stage of tooth decay -- can destroy tiny teeth and lead to infection, pain, and lifelong consequences.

CNN: Baby's teeth: What you should know

"The fact she had her teeth extracted several years before her death because of what her family believed was Coke-induced tooth decay, and the fact that one or more of her children were born without enamel on their teeth, should have been treated by her, and by her family, as a warning, " TVNZ quotes his statement as saying.

BBC: Coca-Cola bottles (Archive shot)