A.aspect ratio
B.constriction ratio
C.rudder ratio
D.steering ratio
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A.bases
B.gudgeons
C.pintles
D.rudder lugs
A.on each watch，immediately before being relieved
B.before embarking on a voyage of more than 24 hours
C.daily，at 1200 local zone time
D.weekly，before 0000 Sunday
A.when a new Master assumes command
B.daily，at 0800 local zone time
C.weekly，before 2400 Saturday
D.immediately after assuming the watch
A.unwatched
B.surrounded by riprap
C.a minor light
D.constructed on an artificial island
A.rudder keys
B.rudder palms
C.lifting flanges
D.shoes of the rudder
最新試題
You are standing the wheelwatch on entering port and the Master gives you a rudder command which conflicts with a rudder command from the Pilot.What should you do（）.
Upon completion of fueling a gasoline driven vessel it is necessary to（）.
If at any time the officer in charge of the navigational watch is to be relieved when a manoeuvre or other action to avoid any hazard is taking place,（）.
What is the best instrument for establishing a safe working area before welding in a confined space? （）
While underway in thick fog you are on watch and hear the cry“man overboard”.Which type of maneuver should you make（）.
You are on watch and the pilot has just anchored the vessel.The next thing that you should do after the anchor has been let go is to（）.
Which statement describes the shore between Watch Hill Point and Point Judith? （）
When the pilot is embarked he or she（）.
Although the Shipowner may be responsible for the loss or damage to the goods，his liability may be limited by the terms of（）.
You are on watch and the Pilot has the conn.The Master has temporarily gone below.The Pilot orders a course change which you are certain will put the vessel into imminent danger.Your first action should be to（）.