mixed dentition

常见例句

PURPOSE: To study the effect of maxillary and mandibular lip bumper on tooth and dental arch in late mixed dentition.
目的：研究上下颌唇挡同时应用对替牙晚期儿童牙牙合的影响。
Objective To evaluate the effects of lip bumper therapy on the changes of the mandibular arch in the mixed and early permanent dentition.
目的研究下颌唇挡对替牙期及恒牙初期儿童下颌牙弓及下颌骨生长发育的影响，探索用下颌唇挡早期矫治下颌牙列拥挤的作用机理。
Objective: To study the difference of upper airway form and hyoid position of the children with different vertical facial types in mixed dentition.
目的：比较替牙期不同垂直骨面型儿童上气道形态和舌骨位置的差异，为临床诊疗和颅面部生长发育的研究提供一定的参考依据。