46.在進行金合金冠蓋體(gold onlay)之窩洞修形時,對於中心咬頭(centric cusp)之邊緣完成線
(finish line)的設計應作成:
(A)45度肩台型斜面(beveled shoulder)
(B)無斜面弧形緣(chamfer,no bevel)
(C)60度刀緣式(knife-edge)
(D)120度弧形緣斜面(beveled chamfer)
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統計: A(60), B(8), C(0), D(17), E(0) #1451880
統計: A(60), B(8), C(0), D(17), E(0) #1451880