专辑 01-C. 正畸学基础 (Orthodontics 8 eps)

01

01 PRO_01 Biomechanics- Basic Principles

01 生物力学基本原理

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02

02 PRO_02 Orthodontic Arch Wires- Part II Ni-Ti Cu-Ni-Ti B-Ti Optiflex and Multistranded wires

02 正畸弓丝 - 第二部分：镍钛、铜镍钛、β钛、Optiflex及多股丝

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