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單項(xiàng)選擇題

The thrust from the propeller to the hull of the ship is transferred by（）

A.tie rod
B.thrust block
C.bedplate of main engine
D.frame of main engine

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單項(xiàng)選擇題

The transmission system transmitting power from the engine to the propeller is composed of shafts, bearings, and（）

A.propeller
B.flying wheel
C.main engine
D.crankshaft

單項(xiàng)選擇題

Which of the followings will affect the spray of fuel oil?（）

A.coke deposits
B.cylinder water temperature
C.asphalt in fuel oil
D.lub oil

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