45 有關下列全瓷冠材料強度之比較,何者最正確?①白榴石強化長石系瓷(Leucite-reinforced feldspathic
porcelain) ②焦矽酸鋰玻璃陶瓷(Lithium disilicate glass ceramics) ③氧化鋁陶瓷(Aluminum-oxide
ceramics) ④二氧化鋯陶瓷(Zirconium-dioxide ceramics)
(A)③>④>①>②
(B)④>②>①>③
(C)④>③>①>②
(D)④>③>②>①
答案:登入後查看
統計: A(6), B(14), C(50), D(162), E(0) #900628
統計: A(6), B(14), C(50), D(162), E(0) #900628