問題詳情
1.下列何者不在灌溉用水水質標準之氫離子濃度指數（pH 值）限值範圍內？
(A)5
(B) 6
(C) 7
(D) 8
(A)5
(B) 6
(C) 7
(D) 8
參考答案
答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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