42 下列何者可作胃藥?
(A)Na2CO3
(B)NaHCO3
(C)Ca(OH)2
(D)Ba(OH)2
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統計: A(11), B(42), C(10), D(13), E(0) #2369675
統計: A(11), B(42), C(10), D(13), E(0) #2369675