A、Liquefied NG Gas
B、Liquefied Natural Gas
C、Liteer Natural Gas
D、Liquified Night Gas
第1题:
Which of the listed functions is the purpose of a gas scrubber in an inert gas generation system ________.
A.Cools the inert gas
B.Maintains the oxygen content at 5% by volume
C.Drains off static electricity in the inert gas
D.Maintains the water seal on the gas main
第2题:
The engine in a covered lifeboat is fueled with ______.
A.Kerosene
B.Unleaded gasoline
C.Diesel oil
D.Liquefied gas
第3题:
第4题:
第5题:
第6题:
液化天然气liquefied natural gas(LNG)
第7题:
What are the major goods moved in pipeline transport? ()
第8题:
Which type of ships as below isn’t subject to Enhanced Survey Program (ESP)?()
第9题:
as it warms up it becomes heavier than air
the way it reacts with sea water
the strong odor it produces
its low temperature causes frostbite or freezing
第10题:
cooling the gas below the ignition point
cutting off the supply of oxygen
stopping the flow of gas
interrupting the chain reaction
第11题:
第12题:
第13题:
When a tank is to be gas freed after washing,the concentration of hydrocarbon vapour should be reduced by purging the inerted cargo tank with ______.
A.the oxygen
B.the gas
C.the inert gas
D.the hydrocarbon vapour
第14题:
A fire of escaping liquefied flammable gas is best extinguished by ______.
A.cooling the gas below the ignition point
B.cutting off the supply of oxygen
C.stopping the flow of gas
D.interrupting the chain reaction
第15题:
第16题:
第17题:
第18题:
Natural gas was discovered in Britain in the()
第19题:
天然气(natural gas)
第20题:
北京公交车所用液化天然气(Liquefied Natural Gas)主要成分为()
第21题:
variable
the same
lighter
heavier
第22题:
第23题:
pressure
toxicity
temperature
flammability