A.a rocket shoulder rifle
B.an oil lantern
C.red flares
D.an air horn
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A.Very pistol
B.orange smoke signal
C.air horn
D.lantern
A.the liferaft is well ventilated of excess carbon dioxide
B.all personnel have removed their life preservers to facilitate boarding
C.the door flap has been cut away and stowed inside the raft
D.All of the above
A.hydrocarbon gas
B.carbon monoxide gas
C.carbon dioxide gas
D.freon gas
A.oil stained shoes or clothing
B.sharp objects that may puncture or damage the liferaft
C.matches or cigarette lighters
D.drugs or paraphernalia not approved by a medical doctor
A.cutting the old line off and renewing same
B.an approved servicing facility ashore
C.opening the case and replacing the entire line
D.one of the ship's officers
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Each liferaft，which does not have an indicated maximum stowage height indicated on the liferaft，must be（）.
As a vessel sinks to a depth of 15 feet，the hydrostatic trip releases the liferaft container from its cradle by（）.
Each lifebuoy shall be marked in block capitals of the Roman alphabet with（）of the ship.
If an inflatable liferaft is overturned，it may be righted by（）.
Prior to entering a davit-launched liferaft，you should make sure that（）.
To inflate a davit launched liferaft you（）.
Inflatable liferafts shall be serviced at an approved servicing facility every 12 months or not later than the next vessel inspection for certification. However，the total elapsed time between servicing cannot exceed（）.
The hydrostatic release on the inflatable liferafts on a fishing vessel must be（）.
Generally，what is used to inflate liferafts?（）.
If the liferaft capsizes，all personnel should leave the raft and（）.