A.97 times greater
B.94 times greater
C.10 times greater
D.2 times greater
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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
A.combustible liquid
B.flammable gas
C.flammable liquid
D.flammable solid
A.the gasoline tank is full
B.the bilges，cabins，etc. are thoroughly ventilated
C.you have fresh water on board
D.Each of the above is followed
A.with
B.by
C.of
D.for
A.Scrubber
B.Demister
C.Deck water seal
D.Final filter
最新試題
Gasoline fumes tend to（）.
Compared to the amount of concentrated foam liquid used，the amount of low expansion mechanical foam produced is（）.
What is the proper first aid for LPG in the eye? （）
To determine the pressure and temperature limitations under which LFG is required to be transported on a barge，you should look at the（）.
What would you consult to determine the number of persons required on duty while loading a cargo of leaded gasoline on your tanker? （）
Gasoline vapor tends to collect（）.
The amount of LFG that may be loaded into a given tank is determined by（）.
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.
The tops of vents from gasoline tanks should terminate（）.
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（）.