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單項(xiàng)選擇題

Which of the following methods can not remove the non-separable emulsified oil in bilge water?（）

A.gravity separation
B.use of adsorbents
C.use of flocculents
D.use of chemical addition

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單項(xiàng)選擇題

Which of the following methods might favor oil emulsion in bilge water?（）

A.Raising temperature
B.less use of surfactant
C.more use of solvent
D.polishing device fouling prevention

單項(xiàng)選擇題

What’s the advantage of oily water separator that meets the requirement of MEPC 60(33) over MEPC 107(49)?（）

A.more economic
B.larger capacity on oil treatment
C.less costive
D.more capable of separating emulsified oil

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