Objective To measure the retentive force of short buccal retentive arm distal guiding plate hard retainer, and provide requisite data for its clinical application.
测试颊侧短固位臂-远中邻面板硬固位体的固位力,为临床应用提供实验依据。
Speed control is made with the aid of a horizontal dancer, and the adjustable retainer arm makes the unit suitable for all internal diameters.
借助水平浮辊进行速度控制,可调护圈臂使该产品适合所有内部直径的产品。
Speed control is made with the aid of a horizontal dancer, and the adjustable retainer arm makes the unit suitable for all internal diameters.
借助水平浮辊进行速度控制,可调护圈臂使该产品适合所有内部直径的产品。
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