船舶动力装置题库2022试题答案解析(09.19)

1. [单选题]The sequence of parts in a generally used fuel oil supply system for a main engine is （）(1)tanks in the double bottom(2)centrifuges(3)service tank(4)settling tank(5)viscosity regulator

A. (1)-(2)-(4)-(3)-(5)
B. (1)-(4)-(2)-(3)-(5)
C. (1)-(3)-(2)-(4)-(5)
D. (1)-(5)-(4)-(2)-(3)

2. [单选题]Vents are led from the engine to head tank （） from the cooling water.

A. for the release of air
B. for the release of water
C. in order to the release of air
D. because the release of air

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