20.下列那一種壓克力樹脂的全口義齒磨光面(polished surface),不易達到良好的磨光?
(A)傳統的熱活化聚甲基丙烯酸甲酯(heat-activated polymethyl methacrylate)
(B)熱活化橡膠強化聚甲基丙烯酸甲酯(heat-activated rubber reinforced polymethyl methacrylate)
(C)熱活化纖維強化聚甲基丙烯酸甲酯(heat-activated fiber reinforced polymethyl methacrylate)
(D)光活化聚甲基丙烯酸甲酯(light-activated polymethyl methacrylate)
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統計: A(215), B(247), C(529), D(207), E(0) #2626895
統計: A(215), B(247), C(529), D(207), E(0) #2626895