A.Provides for faster loading
B.Lowers oxygen content in the tank
C.Provides better fuel economy
D.All of the above
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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
A.allow sufficient oxygen in the tank to sustain life
B.prevent outside air from entering the tank
C.provide more discharge pressure
D.comply with pollution regulations
A.displayed in at least 4 different positions on the barge
B.carved on a wooden board and attached to the barge's hull
C.displayed as close to the navigation lights as possible
D.displayed at the highest point of the barge's hull such that it can be seen from either side
最新試題
Regulations require that pumprooms on tank vessels carrying grade C liquid cargo with machinery spaces below the freeboard deck be ventilated with（）.
What action must be taken when an individual cargo tank is closed off from the inert gas system by the tank isolation valve?（）
The designations A，B，C，D and E grades of cargo refer to the（）.
Unless such oil tanker carries crude oil which is not suitable for crude oil washing，the oil tanker shall（）the system in accordance with the requirements of that Regulation.
If a leak occurred while loading diethylenetriamine，the chemical data guide indicates you would smell an odor similar to（）.
The combined fan discharge rate in an inert gas system is related to the（）.
According to the Chemical Data Guide，which reactive group(s) is/are not compatible with the products polybutene and o-xylene? （）
If you are fighting a fire below the main deck of your vessel，which action is most importantconcerning the stability of the vessel? （）
One of the principal dangers inherent in liquefied petroleum gas is（）.
Each inert gas system gas main must have an automatic shut down valve at the outlet of the gas production plant. This valve must close automatically upon（）.