80 下列何者可用凱氏法(Kjeldahl method)測定其含量?
(A) methanol
(B) acetic acid
(C) aminoacetic acid
(D) zinc oxide
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統計: A(93), B(45), C(621), D(34), E(0) #446837
統計: A(93), B(45), C(621), D(34), E(0) #446837