单项选择题
A.locate the fire B.determine which type of fire is burning C.sound the alarm D.fight the fire
The device used for preventing the passage of flames in...
单项选择题The device used for preventing the passage of flames into enclosed spaces is called a （）.
A.flame relief valve B.flame stopper C.safety valve D.flame arrester
Your vessel has run aground and upon taking fuel oil ta...
单项选择题Your vessel has run aground and upon taking fuel oil tank soundings, you find that a fuel tank level has increasedYou therefore should suspect （）.
A.condensation in the fuel tank B.a crack in the hull portion of the fuel tank C.a load of bad fuel D.contamination from the saltwater flushing system
Following a grounding, you can best determine that a SL...
单项选择题Following a grounding, you can best determine that a SLACK fuel oil tank has been holed by （）.
A.sounding the tank B.waiting for the vessel to list C.examining tank boundaries D.checking fuel oil strainers
