二种最普遍使用正颚手术方法来改善下颚骨前突症的方法是双侧矢向面骨切开术及垂直下颚枝骨切开术。
The two most commonly used surgical techniques to setback a prognathic mandible include the bilateral sagittal split osteotomy and the vertical ramus osteotomy.
将扫描体与复杂曲面法矢的求交问题，转化为三角网格与有向线段之间的求交计算。
The intersection of sweep volume with complicated surface normal is transformed into computation of intersection between triangular mesh and directed line segment.
目的讨论正常者与错者在下颌极限运动时、咀嚼运动及磨牙时，髁突在矢状向与水平向移动的运动轨迹。
Objective To discuss the movement path of condylar limit movement in sagittal plane and horizontal plane between the normal occlusion and malocclusion.
在液晶指向矢计算的基础上，得到了向列相液晶在电场下折射率分布和相位延迟。
The refractive indices and phase delay of NLC in electric field was presented on the basis of the calculation of liquid crystal director distributions.
模拟了向列相液晶相位光栅的指向矢分布。
Director profiles of nematic liquid crystal phase gratings are simulated.
计算了典型向列相液晶的指向矢偏转角随场强和位置的变化。
The variation of rotation Angle of director of classic nematic liquid crystals with field strength and position is calculated.
研究悬浮在向列相液晶中带电胶粘引起的指向矢形变。
The director deformation caused by a charged colloidal particle suspended in a nematic liquid crystal is studied.
结果：电子动态喉镜系统能直接观察到发音时咽侧壁的向中性运动及软腭的上下前后运动、软腭与咽后壁的关系、软腭长度及在矢状面上提升的高度。
ENF was used to observe the movement of posterior and lateral pharyngeal wall and the soft palate of cleft palate patients during their phonation or swallowing.
目前暂不能确定垂直向不调与矢状向不调对女性侧貌美观影响的相对程度。
But for the female, it was difficult to determine the relative influence of the vertical proportions and the anteroposterior relations in this study.
本文研究了聚变装置真空室上的涡流问题，将真空室上的涡流看作面电流密度并定义一矢势的法向分量来描述它。
This paper deals with the eddy currents on the vacuum vessel of fusion devices. The eddy currents on the vessel are considered as surface currents and described by the normal components of a vector.
目的：分析常用颌骨矢状向位置关系评价指标的准确性和可靠性。
Objective To analyze the accuracy and reliability of commonly used cephalometric norm of anteroposterior skeletal occlusion.
②水平生长型组下唇矢状向位置及伸展度与上下颌硬组织均相关。
The lower lip of horizontal growth pattern are correlated with both the maxillary and mandibular structures.
③平均生长型组及垂直生长型组下唇矢状向位置及伸展度与下颌硬组织相关。
The lower lip of average and vertical growth pattern are only correlated with the mandibular structures.
③平均生长型组及垂直生长型组下唇矢状向位置及伸展度与下颌硬组织相关。
The lower lip of average and vertical growth pattern are only correlated with the mandibular structures.
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