单项选择题
A.gravity separation B.use of adsorbents C.use of flocculents D.use of chemical addition
Which of the following methods might favor oil emulsion...
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
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
