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
单项选择题 Which of the following methods might be used as the treatment on emulsified oil?（）
单项选择题 When discharging bilge water, which criteria must be observed?（）
单项选择题 When bilge water is heated in a holding tank, which one of the following statements is not accurate?（）
