26.下列何者不是可撤式義齒牙鈎臂(clasp arm)之功能?
(A)穩定化(stabilization)
(B)支持(support)
(C)固位(retention)
(D)抗衡作用(reciprocation)
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統計: A(54), B(657), C(35), D(74), E(0) #1741955
統計: A(54), B(657), C(35), D(74), E(0) #1741955