A.soluble state
B.solid state
C.liquefied state
D.inert state
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A.in open air
B.inside cabins
C.in machinery space
D.underwater
A.actuator
B.annulus
C.accumulator
D.annular preventer
A.controls the amount of gasoline to the engine
B.shuts off the gasoline supply at the tank
C.is used if the gasoline tank leaks
D.All of the above
A.pressure
B.toxicity
C.temperature
D.flammability
A.checking the loading sheet
B.loading to within 1 percent of outage
C.loading to within 10 percent of the safety relief valve setting
D.filling to the maximum level indicated on the liquid level gaging device
最新試題
Storage batteries should be charged in a well ventilated area because（）.
If you have a liquefied flammable gas barge in tow，which is NOT required of you with respect to the barge and its cargo? （）
To determine the pressure and temperature limitations under which LFG is required to be transported on a barge，you should look at the（）.
The vapor pressure of a gas is the pressure necessary to keep it in a(n)（）.
The storage device for nitrogen-pressurized hydraulic fluid，which is used in closing the blowout preventers is called the（）.
The weight of liquefied petroleum gas vapors as compared to air is（）.
Where is thicker plating usually found in the construction of integral tanks on a ship? （）
Before starting a gasoline engine on a motorboat，you should make sure for safety that（）.
Name one major advantage of transporting gas under refrigeration.（）
The tops of vents from gasoline tanks should terminate（）.