单项选择题
A.plastics B.comminuted or ground papers, rags, glass, metal etc C.food waste comminuted or ground D.Incinerator ash
Which of the following methods can not remove the non-s...
单项选择题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
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
