A.eliminate all water entering the hole
B.only plug holes in machinery or other vital spaces
C.reduce the entry of water as much as possible
D.plug the largest holes first
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A.having the proper equipment for the process
B.starting the treatment quickly
C.administering of oxygen
D.treating for traumatic shock
A.apply ointment to the burned area
B.flood the affected area with water
C.wrap the burn with sterile dressing
D.apply an ice pack to the burned area
A.auto-ignition point
B.flash point
C.lower explosive limit (LEL)
D.threshold limit value (TLV)
A.one approved flotation cushion for each person on board
B.one approved life preserver for each person on board and one life ring
C.one approved inflatable vest for each person on board
D.lifeboat capacity equal to 1 1/2 times the number of persons on board
A.one-half the SWL of the main towing hawser
B.three-fourths the SWL of the main towing hawser
C.that of the main towing hawser
D.twice that of the main towing hawser
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The FIRST treatment for a surface burn is to（）.
Seawater may be used for drinking（）.
The lifeboat releasing gear lever should be marked with the words（）.
In the first 24 hours after abandoning a vessel，water should be given only to personnel who are（）.
In rough weather，when a ship is able to maneuver，it is best to launch a lifeboat（）.
The grab rail of a metal lifeboat is normally located（）.
The object of plugging holes below the waterline on a ship should be to（）.
Lifeboat hatchets should be（）.
The first treatment given to a person overcome by benzene vapor should be to（）.
The minimum concentration of a vapor in air which can form an explosive mixture is called the（）.