单项选择题

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

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What’s the advantage of oily water separator that meets...

单项选择题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

Which of the following methods might be used as the tre...

单项选择题Which of the following methods might be used as the treatment on emulsified oil?（）

A.gravity separation
B.centrifuge
C.Cyclone
D.Cross-flow membrane filtration

When discharging bilge water, which criteria must be ob...

单项选择题When discharging bilge water, which criteria must be observed?（）

A.The requirement for the oil content of bilge water discharged is 15 ppm
B.No discharge in sensitive waters
C.Any discharge in sensitive waters
D.International, national or local requirements have to be observed

船舶电气与船舶安全

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