A.to the top to expel all vapors from the tanks
B.to the top so the operator is certain how much fuel he has aboard
C.with only sufficient fuel for the planned trip so excess gasoline is not carried
D.to near the top with some space allowed for gasoline expansion
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A.settle near the bottom of the bilge
B.settle near the top of the bilge
C.settle evenly throughout all levels of the bilge by mixing with air
D.disperse to atmosphere
A.nitrogen
B.oxygen
C.carbon dioxide
D.water vapor
A.5% or less
B.10% or less
C.15% or less
D.20% or less
A.97 times greater
B.94 times greater
C.10 times greater
D.2 times greater
A.over an electrically heated platinum filament
B.where it is mixed with nitrogen
C.where it is ignited by a sparking device
D.where its specific gravity is measured
最新試題
To determine the pressure and temperature limitations under which LFG is required to be transported on a barge，you should look at the（）.
Name one major advantage of transporting gas under refrigeration.（）
What would you consult to determine the number of persons required on duty while loading a cargo of leaded gasoline on your tanker? （）
Before starting a gasoline engine on a motorboat，you should make sure for safety that（）.
Each ship having an inert gas system must have a portable instruments to measure concentrations of hydrocarbon vapor in inert atmospheres and also to measure（）.
Where is thicker plating usually found in the construction of integral tanks on a ship? （）
The airborne concentrations of substances (such as H2S) under which nearly all workers may be repeatedly exposed without adverse effects are called（）.
Each inert gas system must be designed to supply the cargo tanks with a gas，or mixture of gasses，that has an oxygen content by volume of（）.
Where should the tops of vents from gasoline tanks terminate?（）.
One of the principal dangers inherent in liquefied petroleum gas is（）.