單項(xiàng)選擇題

Coral atolls，or a chain of islands at right angles to the radar beam，may show as a long line rather than as individual targets due to （）.

A.the effects of beam width
B.limitations on range resolution
C.the pulse length of the radar
D.the multiple-target resolution factor

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單項(xiàng)選擇題

Before a Master relieves a Pilot of the conn，the （）.

A.Master should foresee any danger to the vessel on the present course
B.vessel must be in extremis
C.Master should agree to sign a release of liability form
D.Master must first request the Pilot to take corrective action

單項(xiàng)選擇題

An embarked Pilot （）.

A.is a specialist hired for his local navigational knowledge
B.is solely responsible for the safe navigation of the vessel
C.relieves the Master of his duties
D.relieves the officer of the watch

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Coral atolls，or a chain of islands at right angles to the radar beam，may show as a long line rather than as individual targets due to （）.

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Before a Master relieves a Pilot of the conn，the （）.

An embarked Pilot （）.

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Coral atolls，or a chain of islands at right angles to the radar beam，may show as a long line rather than as individual targets due to （）.