A.Provides for faster loading
B.Lowers oxygen content in the tank
C.Provides better fuel economy
D.All of the above
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A.turned on
B.turning on
C.turn on
D.to turn on
A.operate
B.check
C.install
D.overhaul
A.flammable vapors from entering machinery space
B.flue gas escaping to atmosphere
C.inert gas escaping to atmosphere
D.air entering inert gas system
A.allow sufficient oxygen in the tank to sustain life
B.prevent outside air from entering the tank
C.provide more discharge pressure
D.comply with pollution regulations
A.displayed in at least 4 different positions on the barge
B.carved on a wooden board and attached to the barge's hull
C.displayed as close to the navigation lights as possible
D.displayed at the highest point of the barge's hull such that it can be seen from either side
A.prevents the flue gas from falling below 3% content of oxygen
B.allows the inert gas piping to be used for gas freeing the tanks
C.opens when there is excessive vacuum on the deck water seal
D.enables outside air to mix with and cool hot flue gasses
A.degrees of quality of petroleum products
B.flash point range and Reid vapor pressure index of petroleum products
C.grades of crude oil
D.pour point,color,and viscosity index of petroleum products
A.cools the inert gas and prevents soot from entering the cargo tanks
B.acts as an emergency shutdown when inlet pressures exceed the safe working pressure
C.prevents the backflow of hydrocarbon gasses into nonhazardous areas
D.relieves sudden large overpressures in the system
A.filter
B.cooler
C.scrubber
D.purifier
A.shoreside loading rate
B.maximum cargo pump discharge rate
C.boiler forced draft fan rate
D.size of the largest cargo tank
最新试题
After making the required notification that a large oil spill into the water has occurred,the FIRST action should be to().
What action must be taken when an individual cargo tank is closed off from the inert gas system by the tank isolation valve?()
The designations A,B,C,D and E grades of cargo refer to the().
Releasing oil from the sea anchor of a survival craft may().
If you are fighting a fire below the main deck of your vessel,which action is most importantconcerning the stability of the vessel? ()
During loading and discharging operations,in addition to when the cargo tanks have been properly filled,each inert gas system must be capable of maintaining a minimum gas pressure of().
One of the principal dangers inherent in liquefied petroleum gas is().
The deck water seal of the inert gas system().
According to the Chemical Data Guide,which reactive group(s) is/are not compatible with the products polybutene and o-xylene? ()
The blowers of an inert gas generation system aboard a tanker,will be automatically secured if().