The center of resistance (CR) is an important biomechanical factor that determines the mode of orthodontic tooth movement.

阻抗中心是影响牙齿移动的重要生物力学概念。

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The center of resistance (CR) is an important biomechanical factor that determines the mode of orthodontic tooth movement.

阻抗中心是影响牙齿移动的重要生物力学概念。

youdao