A.negative GM
B.progressive flooding
C.structural failure
D.an immediate need to counterflood
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A.turning the victim's head to the side to keep his airway open
B.positioning the victim so the head is lower than the body
C.giving the victim water if he is thirsty，but no food
D.elevating the head and shoulders slightly with a pillow
A.Factor of safety
B.Number of wires per strand
C.Number of strands per wire rope
D.Number of wires in the core
A.used at the earliest opportunity
B.hydro-tested
C.recharged
D.weighed again in one month
A.sailing chart
B.general chart
C.coastal chart
D.harbor chart
A.sailing chart
B.general chart
C.coast chart
D.harbor chart
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A continual worsening of the list or trim of any floating ship indicates（）.
A chart with a natural scale of 1:160，000 is classified as a（）.
A “spring line” is（）.
A chart with a scale of 1:80，000 would fall into the category of a（）.
A continuous watertight bulkhead on a ship is normally also a(n)（）.
A copy of the Articles of Agreement，less the signatures，is required to be posted. This document is called the（）.
A “Mediterranean moor” should be used when（）.
A celestial body’s complete orbit around another body is（）.
A chain bridle is preferable to a wire rope towing bridle on a long ocean tow because chain（）.
A casualty report of an intentional grounding of a ship is required under what condition?（）