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口腔健康是人类文明的标志,牙病越来越多地引起人们的注意。调查表明,我国有严重牙病的人超过30％,牙结石的比例高达70％,牙龈炎的比例则更高。
Oral health is the hallmark of human civilization, and dental disease is attracting more and more attention. Surveys show that there are over 30% of people with severe dental problems in our country, 70% of them have dental calculus, and the proportion of gingivitis is even higher.