64.為避免金屬在烤瓷的過程中變形,金屬瓷修復體(metal-ceramic restorations)的金屬層厚度至少須為多少
mm?
(A)0.2~0.3
(B)0.5~0.7
(C)1.0~1.5
(D)1.5~2.0
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統計: A(460), B(480), C(169), D(32), E(0) #2867142
統計: A(460), B(480), C(169), D(32), E(0) #2867142