25. 下列哪一個是用來製造耐隆6(nylon6)的單體?
(A)hexamethylenediamine
(B)caprolactam
(C)dimethyl terephthalate
(D)diethylamine
答案:登入後查看
統計: A(2), B(0), C(2), D(2), E(0) #2328040
統計: A(2), B(0), C(2), D(2), E(0) #2328040