上海市居民的现存牙及平均健康牙数则高于大阪市。
The research also indicated that the mean sound teeth of the citizens between Shanghai and Osaka people is different.
楔状缺损需充填和根管治疗的每百人待治疗牙数分别为289.81和10.20; 磨损需脱敏治疗的每百人待治疗牙数为170.20。
The numbers of the teeth needed for treatment per hundred people were 289.81 for filling, 10.20 for root canal therapy, and 170.20 for desensitization treatment.
每年全世界都有不计其数的儿童接受正牙治疗,以使牙齿变得更加整齐或是矫正畸形。
Each year countless children around the globe receive orthodontic treatment to align their teeth or correct other irregularities.
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