A.rotor blades and landing gear
B.unloading of passengers
C.loading of cargo
D.pilot's visibility
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A.Disease of Crew
B.Crew illness
C.Group illness
D.Mass disease
A.start the engine in cold weather
B.aid in helping personnel breathe
C.prime the sprinkler system
D.prime the air supply
A.the chocks at the bow of a towed vessel
B.the most forward，centermost point of a towed vessel such asa sturdy bow rail
C.the mast of a towed sailboat
D.a secure fitting near the bow of the towed vessel
A.perform the Heimlich maneuver
B.make the victim lie down with the feet elevated to get blood to the brain
C.immediately administer CPR
D.do nothing until the victim becomes unconscious
A.walk the stern to starboard in reverse
B.walk the stern to port in reverse
C.run faster than a left-handed propeller
D.right itself if capsized
最新試題
Aboard a survival craft，ether can be used to（）.
Steering a motor lifeboat broadside to the sea could cause it to（）.
In heavy seas the helmsman should steer the motor lifeboat（）.
For a ship not on an international voyage，an approved substitute for an impulse projected rocket-type line throwing appliance is a（）.
Separation cloths may be used to（）.
Large volumes of carbon dioxide are safe and effective for fighting fires in enclosed spaces，such as in a pumproom，provided that the（）.
A towline should be fastened to（）.
If the coxswain of your lifeboat gives the command HOLD WATER you should（）.
A racetrack turn would be better than a Williamson turn in recovering a man overboard if（）.
A shipmate chokes suddenly，cannot speak，and starts to turn blue. You should（）.