When the garbage is mixed with some discharges having different disposal or discharge requirements, shall apply（）

单项选择题Disposal of all kinds of garbage but is prohibited within Special Areas（）

A.plastics
B.comminuted or ground papers, rags, glass, metal etc
C.food waste comminuted or ground
D.Incinerator ash

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

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

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?（）

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