問題詳情

20. Whichequipments are commonly used to process oil-contaminated water to reduce the oilcontent for anti-pollution?
(A) Sewage tanks
(B) Bilge pumps
(C) Separators and filters
(D) Segregated ballast tanks

參考答案

答案:[無官方正解]
難度:非常困難0
統計:A(1),B(2),C(0),D(0),E(0)

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