32.下列何種牙科用石膏製品的凝固膨脹值(setting expansion)最低?
(A)模型用石膏(Type II,model plaster)
(B)牙科用硬石膏(dental stone)
(C)高強度牙科用硬石膏(high-strength dental stone)
(D)高膨脹高強度牙科用硬石膏(high-expansion,high-strength dental stone)
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統計: A(113), B(42), C(800), D(71), E(0) #1041090
統計: A(113), B(42), C(800), D(71), E(0) #1041090