A.shorter than the rowing oars
B.the same length as the rowing oars
C.longer than the rowing oars
D.unrelated to the length of the rowing oars
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A.along the turn of the bilge
B.along each side of the keel
C.near the top of the gunwale
D.at the bow and at the stern
A.safe speed only specified
B.not less than 120 feet per minute
C.not more than 120 feet per minute
D.not more than 90 feet per minute
A.remove them to fresh air
B.flush their face with water for about 5 minutes
C.stand them up and walk them around
D.remove their clothing and wrap them in blankets
A.wash the burned area with a warm soap and water solution
B.flood，bathe，or immerse the burned area in cold water
C.cover the burned area with talcum powder and bandag it cover the burned area with talcum powder and bandage it tightly
D.leave the burned area exposed to the atmosphere
A.yaw joint
B.sway joint
C.slip joint
D.flex or ball joint
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On an oceangoing vessel，for each person a lifeboat (without desalting kits) is certified to carry，the boat must be supplied with（）.
The lifeboat releasing gear lever should be marked with the words（）.
In rough weather，when a ship is able to maneuver，it is best to launch a lifeboat（）.
If the survival craft is not loaded to full capacity，the personnel should be（）.
The object of plugging holes below the waterline on a ship should be to（）.
The grab rail of a metal lifeboat is normally located（）.
The governor brake shall be capable of controlling the speed of lowering a fully equipped lifeboat with its complement of persons on board at（）.
Symptoms of heat stroke are（）.
The FIRST treatment for a surface burn is to（）.
The device that allows a floating ship to sway without bending the marine riser system is the（）.