46.下列何種義齒完成線(finish line)較容易在牙齒上出現缺乏支持的牙釉質(unsupported enamel)?
(A)knife edge
(B)deep chamfer
(C)shoulder
(D)radial shoulder with bevel

答案:登入後查看
統計: A(1), B(2), C(2), D(0), E(0) #3817641