单项选择题
A.Low oxygen alarm B.Low pressure alarm C.Scrubber high water level alarm D.Deck seal low water alarm
What action must be taken when an individual cargo tank...
单项选择题What action must be taken when an individual cargo tank is closed off from the inert gas system by the tank isolation valve?（）
A.The tank must be gas freed B.The tank must be ballasted C.The tank must be vented to the atmosphere D.The bypass valve must also be closed
Using an inert gas system on a tanker has which advanta...
单项选择题Using an inert gas system on a tanker has which advantage(s)? （）
A.Provides for faster loading B.Lowers oxygen content in the tank C.Provides better fuel economy D.All of the above
Upon arrival at the discharging port，the inert gas syst...
单项选择题Upon arrival at the discharging port，the inert gas system is（）.
A.turned on B.turning on C.turn on D.to turn on
