47.研光(burnishing)用於汞齊填補的那一個階段?
(A)壓擠(condensation)之前
(B)雕塑(carving)之前與之後
(C)磨光(polishing)之後
(D)完成(finishing)之後
答案:登入後查看
統計: A(16), B(464), C(89), D(88), E(0) #1152441
統計: A(16), B(464), C(89), D(88), E(0) #1152441