A.fever and thirst
B.nausea and dizziness
C.stomach cramps and diarrhea
D.reddening of skin and hives
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A.cold and moist skin，high body temperature
B.cold and dry skin，low body temperature
C.hot and moist skin，high body temperature
D.hot and dry skin，high body temperature
A.vomiting
B.blue color and lack of breathing
C.irregular breathing
D.unconsciousness
A.under no conditions
B.at a maximum rate of two ounces per day
C.if gathered during or immediately after a hard rain
D.after mixing with an equal quantity of fresh water
A.Small sips at regular intervals during the day
B.The complete daily ration at one time during the day
C.One-third the daily ration three times daily
D.Small sips only after sunset
A.2 pounds of condensed milk
B.a signaling whistle
C.3 litres of water
D.a life preserver
最新試題
The minimum concentration of a vapor in air which can form an explosive mixture is called the（）.
The bottom row of plating next to the keel of a lifeboat is known as the（）.
On a lifeboat equipped with Rottmer-type releasing gear，turning the releasing lever releases（）.
The object of plugging holes below the waterline on a ship should be to（）.
The backup system on an electric start survival craft is a（）.
The minimum amount of lifesaving equipment required aboard an 85-foot uninspected towing vessel consists of（）.
For use as protection from gas leaking from a refrigeration unit，each ship must be equipped with a（）.
Seawater may be used for drinking（）.
On an oceangoing vessel，for each person a lifeboat (without desalting kits) is certified to carry，the boat must be supplied with（）.
The danger associated with using carbon dioxide in an enclosed space is（）.