A.pulling a submarine cable
B.engaged in diving operations
C.engaged in underway replenishment
D.transferring explosives
您可能感興趣的試卷
你可能感興趣的試題
A.the estimated cost of damage to the unit
B.an evaluation of who was at fault
C.the amount of ballast on board
D.the name of the owner or agent of the unit
A.Commandant of the Coast Guard
B.Owner of the unit
C.Nearest Coast Guard Marine Safety Office
D.Captain of the nearest port
A.the centerline of a navigable channel
B.the starboard side of a channel
C.a prominent object of navigational interest that has no lateral significance
D.an area of a channel where passing another vessel is permitted
A.heavy rain within six hours
B.a decrease in wind velocity
C.a change in the present weather conditions
D.that fog will soon set in
A.Straight line
B.Arc
C.Parabola
D.Hyperbola
最新試題
The information on（）is not likely found in The Mariners Handbook.
Admiralty EasyTide（）.
A man aboard a vessel，signaling by raising and lowering his outstretched arms to each side，is indicating（）.
A sweep oar is an oar that is（）.
The program of graphical predictions of height against time for a period of up to seven consecutive days is contained in（）.
After being launched from a vessel，totally enclosed survival craft which have been afloat over a long period require（）.
Important changes to charts and lights（including temporary ones），radio signals and sailing directions are listed in（）.
After the boat is at the top of the davit heads，the davit arms begin moving up the tracks and are stopped by the（）.
An inflatable liferaft is hand-launched by（）.
A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the（）.