periodontal chart

例句：

1. 1.The dentist used a periodontal chart to measure the patient's gum health.
   牙医使用牙周图表来测量患者的牙龈健康状况。
2. 2. The researcher analyzed the data from the periodontal chart to identify patterns in the patient's oral hygiene habits.
   研究员分析了从牙周图表中的数据，以识别患者口腔卫生习惯的模式。
3. 3.During the dental exam, the dentist drew a periodontal chart to show the patient how much plaque was present on their teeth.
   在牙科检查期间，牙医绘制了一个牙周图表，以向患者展示他们牙齿上有多少牙菌斑。