單項(xiàng)選擇題In order to help protect a natural fiber rope from rotting , the line must be（）.

A.dried , and stowed in a place with adequate ventilation
B.stowed in a hot , moist compartment
C.stowed on deck at all times
D.stowed in any compartment


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1.單項(xiàng)選擇題In order to retrieve an inflatable life raft and place it on deck , you should heave on the（）.

A.lifelines
B.righting strap
C.sea anchor
D.towing bridle

2.單項(xiàng)選擇題In radar plotting C.P.A.is the abbreviation of（）.

A.closest point to approach
B.close point to approach
C.crossing point to approch
D.coming point to approach

3.單項(xiàng)選擇題In relation to cargo gear,what does SWL mean?（）.

A.Safe working load
B.Ships working lift
C.Starboard wing lift
D.Stress , weight , load

4.單項(xiàng)選擇題In relation to the turning circle of a ship , the term advance means the distance（）.

A.gained at right angles to the original course
B.gained in the direction of the original course
C.moved sidewise from the original course when the rudder is first put over
D.around the circumference of the turning circle

5.單項(xiàng)選擇題In relation to the turning circle of a ship , the term kick means the distance（）.

A.around the circumference of the turning circle
B.gained at right angles to the original course
C.gained in the direction of the original course
D.or throw of a vessels stern from her line of advance upon putting the helm hard over