30.牙本質的樹脂黏著強度與下列那一項成正比?
(A)牙本質小管的管徑(diameter of dentin tubule)
(B)牙本質表面的乾燥度(dryness)
(C)管間牙本質的區域(area of intertubular dentin)
(D)牙本質小管的通透性(permeability of dentin tubule)

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統計: A(16), B(8), C(120), D(24), E(0) #1038024