A.portable ventilation system
B.flame safety lamp
C.self-contained breathing apparatus
D.gas mask
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A.immerse the burn in cold water
B.administer aspirin
C.apply petroleum jelly
D.apply a bandage to exclude air
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
最新試題
The Master or person in charge of a ship shall insure that each deck from which lifeboats are launched is（）.
The minimum concentration of a vapor in air which can form an explosive mixture is called the（）.
Seawater may be used for drinking（）.
In rough weather，when a ship is able to maneuver，it is best to launch a lifeboat（）.
The FIRST treatment for a surface burn is to（）.
The governor brake shall be capable of controlling the speed of lowering a fully equipped lifeboat with its complement of persons on board at（）.
In painting a lifeboat following its overhaul，which parts must be painted bright red?（）
Sign(s) of respiratory arrest requiring artificial respiration is(are)（）.
On a lifeboat equipped with Rottmer-type releasing gear，turning the releasing lever releases（）.
The MINIMUM acceptable size for a towing bridle would be that size in which the safe working load (SWL) of each leg of the bridle is equal to（）.