为了解克拉玛依市汉族、维族学生错牙合畸形的患病情况 ,为错牙合畸形的预防提供参考依据 ,笔者对克拉玛依市汉族、维吾尔族青少年 2 32 0名进行了调查分析。1　对象与方法1.1　对象　克拉玛依市 5所中学处于替牙期、恒牙期的汉族、维吾尔族中学生 2 32 0人 ,其中汉族 10 96人 To understand the prevalence of malocclusion in Han and Uyghur ethnic students in Karamay, this study provides a reference for the prevention of malocclusion. The author conducted a survey of 2,320 adolescents in Han and Uygur ethnic groups in Karamay. 1 Subjects and methods 1.1 Object Karamay City, 5 secondary schools in dentition, permanent teeth of Han, Uighur secondary school students 2 32 0, of which 10 96 Han