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單項(xiàng)選擇題

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

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單項(xiàng)選擇題

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

單項(xiàng)選擇題

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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