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單項(xiàng)選擇題

Which of the following would not be burnt in an incinerator on board?（）

A.waste oil
B.waste cloths
C.Oil rags
D.Waste food

單項(xiàng)選擇題

During waste clothes being charged into an incinerator, the auxiliary burner（）.

A.should be stopped manually
B.keeps the combustion as usual
C.would be cut off by an interlock
D.would replace the waste oil burner and keep going on

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A number of biological sewage treatments plants are in use at sea but nearly all work on the principle called （）

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Which of the following would not be burnt in an incinerator on board?（）

During waste clothes being charged into an incinerator, the auxiliary burner（）.