卡环是活动义齿修复的主要固位体，它直接卡抱在主要基牙上，由金属制作。起固位、稳定和支持作用
We set up the three-dimensionfinite element contiguity model of the triple valve flange of the stopper and ring clip as well as the linearity aggrandizement of elasticity—plasticity. It simulates the real conditions and the trend of change in stress-strain field.
、应用ANSYS大型有限元分析软件，建立了三通封堵结构的法兰与卡环的三维接触应力分析有限元模型，采用线性强化的弹塑性材料本构关系，有效地模拟了实际承载工况和应力-应变场的变化趋势。
参考来源 - 陕京输气管线工程中三通封堵结构强度及安全性评定研究·2,447,543篇论文数据，部分数据来源于NoteExpress
将轴承及护脂毡圈紧靠在卡环上。
相同倒凹深度上，磨牙金合金卡环固位力比前磨牙大。
The retention of gold alloy clasp on the molar was greater than that on the premolar in the same condition of undercut.
目的比较附着体义齿和卡环可摘局部义齿的咀嚼效率。
Objectives to compare the masticatory efficiency between attachment dentures and clasp removable partial dentures.
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