1.方法测量11例骨性下颌前突伴偏斜患者治疗前模型，将上颌腭中缝作为中线标准，测量牙弓两侧同名牙接触点到腭中缝的距离，观测牙弓的对称性。 Methods Measurement of 11 dental models was performed, midline of palate was defined as central line, the distance of every contact point to the midline was measured in each side. dict.yoduao.com
有道词典