A.Low oxygen alarm
B.Low pressure alarm
C.Scrubber high water level alarm
D.Deck seal low water alarm
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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
A.Provides for faster loading
B.Lowers oxygen content in the tank
C.Provides better fuel economy
D.All of the above
A.turned on
B.turning on
C.turn on
D.to turn on
A.operate
B.check
C.install
D.overhaul
A.flammable vapors from entering machinery space
B.flue gas escaping to atmosphere
C.inert gas escaping to atmosphere
D.air entering inert gas system
最新試題
The combined fan discharge rate in an inert gas system is related to the（）.
Hoses used for cargo transfer operations must be tested and inspected at specified intervals by（）.
The purpose of inert gas systems aboard tankers is to（）.
The deck water seal of the inert gas system（）.
Spreading oil on the open sea has the effect of（）.
The designations A，B，C，D and E grades of cargo refer to the（）.
The number or name of a tank barge shall be（）.
In setting the valves on a steam-smothering system on a tank vessel，the master control valve to cargo tanks should be（）.
Releasing oil from the sea anchor of a survival craft may（）.
Regulations require that cargo pumps in tankers carrying grade D liquid cargo shall be isolatedfrom sources of vapor ignition by（）.