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
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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
A.azimuthal gnomonic projection
B.Lambert conformal projection
C.transverse Mercator projection
D.polyconic projection
最新試題
A chart with a scale of 1:80，000 would fall into the category of a（）.
A casualty report of an intentional grounding of a ship is required under what condition?（）
A continual worsening of the list or trim of any floating ship indicates（）.
A crew member is having an epileptic convulsion. You should（）.
A “l(fā)oose” tow may cause all of the following EXCEPT（）.
A block and tackle is “rove to advantage”. This means that the（）.
A “sheepshank” is used to（）.
A copy of the Articles of Agreement，less the signatures，is required to be posted. This document is called the（）.
A “figure eight” knot is used to（）.
A common class of wire rope used for mooring is the 6x19 class. What does the 6 represent?（）