通过离体牙实验,发现经茶水处理后,牙釉质中的含氟量及抗酸性能均有提高,表明茶水确有抗龋效果。本文为选择茶叶品种及预测其抗龋效果,提供了实验手段。 By means of isolated tooth experiment, it was found that the content of fluoride and antacid in enamel increased after treated with tea, indicating that tea does have anti-caries effect. This article provides the experimental means for selecting tea varieties and predicting their anti-caries effects.