A.Aye Aye Sir
B.Right 15 degrees rudder
C.Rudder is right 15 degrees
D.No reply is necessary，just carry out the order
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A.heavy-walled drill pipe
B.tool joint
C.down hole tool
D.drill collar
A.main brace
B.tow span
C.jockey bar
D.None of the above
A.one sidelight
B.one sidelight and a masthead light
C.one sidelight and two masthead lights
D.both sidelights of a vessel and her masthead light(s)
A.vernier
B.psychrometer
C.hygrometer
D.stadimeter
A.information or regulatory buoy that has lateral significance
B.buoy that is off-station and is marked to warn mariners of its wrong position
C.dual purpose marking used where the ICW and other waterways coincide
D.buoy that was set in error and will be replaced with a red nun buoy
最新試題
A safe fuel system must（）.
A fire has broken out on the stern of your vessel. You should maneuver your vessel so the wind （）.
A heavy steel curved arch constructed athwartships and above the after deck on a towing vessel is sometimes called a（）.
After sending a message describing the symptoms of an ill crew member，you receive a message containing the code MRL. This means（）.
A fishing vessel casualty must be reported to the Coast Guard if it involves（）.
An obstruction on a helodeck is any object that might present a hazard to the（）.
How could lashing gear used aboard Ro-Ro vessels be stowed when not in use? （）
A jack-up drilling unit elevated on the Outer Continental Shelf must have a fog horn that will sound（）.
Between 1830 hrs and 1850 hrs this day，strong gusty winds（）by my vessel，in consequence of which the vessel’s four mooring lines were broken.
Cargo transfer operations on a tank vessel need NOT be stopped when（）.