單項(xiàng)選擇題Any vessel in need of carrying out deck washing must be()by the department concerned beforehand.

A.requested
B.allowed
C.approved
D.inquired


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1.單項(xiàng)選擇題An obstruction on a helideck is any object that might present a hazard to the().

A.rotor blades and landing gear
B.unloading of passengers
C.loading of cargo
D.pilot's visibility

2.單項(xiàng)選擇題AN ILLNESS PREFERABLY OF AN INFECTIOUS NATURE SEIZING MORE THAN TWO PERSONS ON BOARD AT THE SAME TIME defines().

A.Disease of Crew
B.Crew illness
C.Group illness
D.Mass disease

3.單項(xiàng)選擇題Aboard a survival craft,ether can be used to().

A.start the engine in cold weather
B.aid in helping personnel breathe
C.prime the sprinkler system
D.prime the air supply

4.單項(xiàng)選擇題A towline should be fastened to().

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

5.單項(xiàng)選擇題A shipmate chokes suddenly,cannot speak,and starts to turn blue. You should().

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