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全部科目 > 水路交通运输技能考试 > 海船船员考试 > 船舶管理(驾驶专业) > 航海英语 > 航海英语综合练习

单项选择题

It is dangerous for vessels without the operational radar（）the estuary.

A.to get
B.to approach
C.to proceed
D.to close

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单项选择题

Bales close to the deckhead should be covered to prevent（）.

A.damage by dripping sweat
B.damage by odor contamination
C.from striking structure
D.from steel rusty

单项选择题

The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.

A.pressure gradient
B.Coriolis effect
C.aurora borealis
D.ballistic deflection

单项选择题

When steering by autopilot,how often should the steering be checked?（）

A.12 times on each watch
B.When time allows
C.At least once a watch
D.No checking is necessary

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