31. Oil clearance means oil _______ from the surface of the water.(A) resistant(B) contamination(C)

問題詳情

31. Oil clearance means oil _______ from the surface of the water.
(A) resistant
(B) contamination
(C) skimming
(D) mixture

參考答案

答案：C
難度：適中0.467
書單：沒有書單，新增

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