32.乳臼齒進行不銹鋼乳牙冠修形時,舌側面牙齦邊緣應修成:
(A)羽毛形(feathered edge)邊緣
(B)肩台(shoulder type)邊緣
(C)弧形(chamfer type)邊緣
(D)不須修形
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統計: A(21), B(1), C(2), D(42), E(0) #1156546
統計: A(21), B(1), C(2), D(42), E(0) #1156546