A.weight of cable to weight of vessel
B.weight of cable to weight of anchor
C.length of anchor to depth of water
D.length of cable to depth of water
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A.I am altering my course to starboard
B.I am altering my course to port
C.I am operating astern propulsion
D.I am operating ahead propulsion
A.getting
B.to get
C.to have got
D.for getting
A.at
B.in
C.on
D.over
A.a blast of from five to seven seconds' duration
B.a blast of from five to six seconds' duration
C.a blast of from four to six seconds' duration
D.a blast of from six to seven seconds' duration
A.at
B.for
C.in
D.on
最新試題
The ship is now down()head.
The radiotelegraphy safety messages for condition indicating distress,urgency and safety,respectively,are().
Which term describes a part of a natural fiber line?()
Which mooring line is likely to undergo the most strain when docking a ship under normal conditions?()
Three SHORT BLASTS mean().
Which tool is used to open the strands of fiber lines when making an eye splice?()
Proper use shall be made()radar equipment if fitted and operational.
In order to prevent galvanic corrosion,an aluminum boat must be insulated from the davits and gripes. Which of the following is acceptable as an insulator?()
I hope you don’t mind()the radar for us in a short time.
In the International Code of signals,a group of three letters indicates().