問題詳情
39. 下列何者泵不屬於正排量式泵？
(A) 葉片泵
(B) 離心泵
(C) 螺桿泵
(D) 齒輪泵
(A) 葉片泵
(B) 離心泵
(C) 螺桿泵
(D) 齒輪泵
參考答案
答案：B
難度：簡單0.8
統計：A(2),B(12),C(1),D(0),E(0)
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