A.trichloromethane
B.sulfuric chlorohydrin
C.chlorine gas
D.4-methyl phenol
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A.prevent engine overheating
B.have proper air/gasoline fuel mixture ratio
C.be liquid- and vapor-tight
D.supply sufficient air to the intake manifold
A.B flammable liquid
B.C flammable liquid
C.D combustible liquid
D.E combustible liquid
A.permits the passage of vapor but not of flame
B.prevents the passage of flammable vapors
C.prevents inert gas from leaving a tank
D.permits vapors to exit but not enter a tank
A.A load on top system
B.Direct line system
C.Circle line system
D.An inert gas system
A.Evaporation
B.Dispersion
C.Emulsification
D.Drifting
最新試題
The designations A，B，C，D and E grades of cargo refer to the（）.
The fresh air intake of the inert gas system（）.
According to the Chemical Data Guide，1，3 - pentadiene possesses which characteristic? （）
One of the principal dangers inherent in liquefied petroleum gas is（）.
Sour crude oil（）.
If you are fighting a fire below the main deck of your vessel，which action is most importantconcerning the stability of the vessel? （）
Regulations require that cargo pumprooms on tank barges (constructed in 1965) carrying grades B or C liquid cargoes have power ventilation systems which can completely change the air in （）.
The deck water seal of the inert gas system（）.
After making the required notification that a large oil spill into the water has occurred，the FIRST action should be to（）.
The number or name of a tank barge shall be（）.