A.immerse the burn in cold water
B.administer aspirin
C.apply petroleum jelly
D.apply a bandage to exclude air
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A.be safe if mixed with fresh water
B.prevent seasickness
C.dehydrate you
D.protect against heat cramps
A.acids or alkalies
B.diesel oil
C.acids，but not alkalies
D.alkalies，but not acids
A.without losing the rhythm of respiration
B.only with the help of two other people
C.by not stopping the respiration for more than 5 minutes
D.at ten-minute intervals
A.directly under the boom
B.moving away from the boom
C.stopped dead in the water
D.tied to the boom
A.hoist man
B.limit switch
C.brake handle
D.preventer bar
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Number 3 lifeboat would be（）.
The device that allows a floating ship to sway without bending the marine riser system is the（）.
The object of plugging holes below the waterline on a ship should be to（）.
If the survival craft is not loaded to full capacity，the personnel should be（）.
Symptoms of heat stroke are（）.
In painting a lifeboat following its overhaul，which parts must be painted bright red?（）
The danger associated with using carbon dioxide in an enclosed space is（）.
The depth over a shallow patch，（）about 1．5 miles southeastward of Nanshan Tou lighthouse，reduces to 8 meters.
Once you have established the daily ration of drinking water in a survival situation，how should you drink it?（）
The first treatment given to a person overcome by benzene vapor should be to（）.