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
A.is
B.is to be
C.will be
D.being
A.with puncture wounds
B.when all other means have failed
C.when the victim is unconscious
D.to prevent bleeding from minor wounds
A.the falls from unhooking if the releasing gear is operated accidentally while the boat is being lowered
B.operation of the release lever until the boat is waterborne
C.the falls from rehooking after they have been released
D.accidental unhooking when the falls become slack
A.be painted bright red
B.be secured to a permanent part of the lifeboat structure
C.have the area surrounding the lever painted white
D.All of the above
A.increasing the righting moment
B.decreasing the vessel's displacement
C.increasing the reserve buoyancy
D.shifting the CG (center of gravity) off center
最新试题
On a lifeboat equipped with Rottmer-type releasing gear，turning the releasing lever releases（）.
On an oceangoing vessel，for each person a lifeboat (without desalting kits) is certified to carry，the boat must be supplied with（）.
In rough weather，when a ship is able to maneuver，it is best to launch a lifeboat（）.
The most effective first aid treatment for chemical burns is to immediately（）.
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（）.
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.
In painting a lifeboat following its overhaul，which parts must be painted bright red?（）
Lifeboat hatchets should be（）.