56.以體積論,成熟牙本質內的無機物(inorganic material)占多少比例?
(A)70%
(B)45%
(C)33%
(D)22%
答案:登入後查看
統計: A(454), B(716), C(82), D(12), E(0) #1034962
統計: A(454), B(716), C(82), D(12), E(0) #1034962
詳解 (共 4 筆)
#6520761

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