68.下列那一稀有元素的缺乏會導致缺鐵性貧血:
(A)鋅
(B)銅
(C)鉻
(D)錳
答案:登入後查看
統計: A(189), B(1419), C(124), D(77), E(0) #1154982
統計: A(189), B(1419), C(124), D(77), E(0) #1154982