The arch form and position determine the placement of the teeth, and wherever possible, the aim is to place the artificial teeth in the same positions previously occupied by the natural teeth.
牙弓的形态和位置决定了牙齿的排列，只要可能，目标是将人工牙放置在原天然牙所占据的位置。
This paper presents an automated method for detecting the dental arch form.
我们提出了一种患者个性化牙弓自动检测方法。
Thirdly, the feature point set is filtered by the rule and two-step curve fitting method is used to obtain the dental arch form.
然后基于规则筛选出关键特征点集，通过两步最小二乘法拟合牙弓线。
This paper puts forward some practical formulae of measuring the area and arc length of arch form, and analyses the relative error of these formulae.
文章提出弓形面积和弧长计量的实用公式，并分析了该公式的相对误差。
This paper puts forward some practical formulae of measuring the area and arc length of arch form, and analyses the relative error of these formulae.
文章提出弓形面积和弧长计量的实用公式，并分析了该公式的相对误差。
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