A.soluble state
B.solid state
C.liquefied state
D.inert state
您可能感興趣的試卷
你可能感興趣的試題
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
Gasoline fumes tend to（）.
The shut off valve at the gasoline tank which can be operated from outside the tank space （）.
One of the principal dangers inherent in liquefied petroleum gas is（）.
It should be noted（）the use of synthetic mooring ropes able to produce sparks by their manipulation is absolutely forbidden on board petroleum tankers and LPG or LNG carriers，or any vessels carrying inflammable substances.
Butadiene，inhibited，is labeled as a（）.
Before starting a gasoline engine on a motorboat，you should make sure for safety that（）.
What will NOT increase friction of a liquid flowing in a pipe and cause a loss of suction head?（）.
The primary hazard of liquefied petroleum gas and liquefied natural gas is（）.
The vapor pressure of a substance（）.
Gasoline tanks should be filled（）.