32. 進行二級窩洞填補時,放置 retainer、Matrix Band 及 Wedge 的正確步驟順序應該是什麼?
①Placing the Wedge ②Placing Matrix Band and Universal Retainer ③Preparing
(A)③ → ① → ②
(B)① → ③ → ②
(C)③ → ② → ①
(D)① → ② → ③
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統計: A(0), B(0), C(1), D(0), E(0) #3487250
統計: A(0), B(0), C(1), D(0), E(0) #3487250