問題詳情

14.The lubricating-oil employs the centrifugal force to remove very small particles from thelubricating oil.
(A)strainer
(B)filter
(C)purifier
(D)pump

參考答案

答案：C
難度：簡單0.782609
統計：A(0),B(2),C(18),D(2),E(0)