單項(xiàng)選擇題Important changes to charts and lights(including temporary ones),radio signals and sailing directions are listed in().

A.Weekly Admiralty Notices to Mariners
B.The Mariners Handbook
C.Ocean Passages for the World
D.Symbols and Abbreviations used on Admiralty Charts,Chart 5011


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1.單項(xiàng)選擇題For details of these and other lights the larger scale charts and Admiralty Lists should be ().

A.considered
B.consulted
C.concluded
D.commanded

2.單項(xiàng)選擇題Before personnel are lifted from a vessel in a personnel basket,the vessel should be().

A.Directly under the boom
B.Moving away from the boom
C.Stopped dead in the water
D.Tied to the boom

3.單項(xiàng)選擇題An orange flag showing a black circle and square is a().

A.Signal indicating a course change
B.Distress signal
C.Signal of asking to communicate with another vessel
D.Signal indicating danger

4.單項(xiàng)選擇題An inflatable liferaft should be manually released from its cradle by().

A.cutting the straps that enclose the container
B.removing the rubber sealing strip from the container
C.loosening the turnbuckle on the securing strap
D.pushing the button on the hydrostatic release

5.單項(xiàng)選擇題An inflatable liferaft is hand-launched by().

A.pulling a cord
B.cutting the wire restraining bands
C.removing the rubber packing strip
D.throwing the entire container overboard