目的研究口腔前庭唇颊面生理形态并讨论义齿磨光面唇颊面外形。
Objective To study the physiological form of oral vestibule's buccal and labial surfaces.
为探索混合式直丝弓矫治器治疗前牙反牙合的有效性，采用磨牙颊面管和双尖牙托槽固定在牙合垫的颊面，使牙合垫和直丝弓矫治器合二为一而成混合式直丝弓矫治器。
In order to explore the effect of the compound straight wire appliance on the correction of anterior cross-bite, molar buccal tubes and bicuspid brackets were fixed in the buccal side of occlusal pad.
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