航海英語(yǔ)船舶操縱基本知識(shí)單項(xiàng)選擇題每日一練(2019.01.18)

來(lái)源：考試資料網(wǎng)

1 In ballasting to survival draft，while in transit，due to extreme wind and wave loads，thrusters or propulsion，if available，should be used to（）.

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2 While moving ahead，a twin-screw ship has an advantage over a single-screw ship because （）.

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3 A vessel which through some exceptional circumstance is unable to maneuver as required by these Rules and is therefore unable to keep out of the way of another vessel is called（）.

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4 The effect known as bank cushion acts in which of the following ways on a single-screw vessel proceeding along a narrow channel? （）

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5 A racetrack turn would be better than a Williamson turn in recovering a man overboard if （）.

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