单项选择题
A tourniquet should be used to control bleeding ONLY（）.
A.with puncture wounds
B.when all other means have failed
C.when the victim is unconscious
D.to prevent bleeding from minor wounds
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相关考题
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单项选择题
Preventer bars are fitted on lifeboat releasing hooks to prevent（）.
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 -
单项选择题
The control lever for the mechanical disengaging apparatus in a lifeboat shall（）.
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 -
单项选择题
A flooded lifeboat on board a vessel would adversely affect the vessel’s stability by（）.
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
