• 加氟牛奶口水牙膏以及专业用氟化物获得氟化物

    Fluoride can be obtained from fluoridated drinking water, salt, milk, mouth rinse or toothpaste, as well as from professionally-applied fluorides.

    youdao

  • 加氟牛奶口水牙膏以及专业用氟化物获得氟化物

    Fluoride can be obtained from fluoridated drinking water, salt, milk, mouth rinse or toothpaste, as well as from professionally-applied fluorides.

    youdao

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