50.含有下列何種纖維成分的牙科常用纖維強化複合樹脂材料(fiber-reinforced composite resin)其
彎曲強度(flexural strength)最大?
(A)unidirectional polyethylene
(B)woven polyethylene
(C)braided polyethylene
(D)unidirectional glass
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統計: A(10), B(17), C(16), D(30), E(0) #1122505
統計: A(10), B(17), C(16), D(30), E(0) #1122505