A.secure all sources of fresh air to the tank
B.begin transferring the fuel to other tanks
C.top off the tank to force out all vapors
D.station someone at the fixed CO2 release controls
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A.The mixture is too lean to burn
B.The mixture is too rich to burn
C.The vapor is about to explode
D.Conditions are perfect for combustion
A.ignite
B.explode
C.asphyxiate
D.vaporize
A.the amount of oxygen in a space
B.the presence of harmful amounts of carbon monoxide
C.concentrations of explosive gas
D.All of the above
A.recorded as cubic meters with a conversion to barrels
B.verified by the Chief Engineer
C.recorded directly from the oil discharge monitor
D.consistently recorded through the Oil Record Book in one specified unit (gallons, barrels, cubic meters)
A.look for a CO2 extinguisher
B.use a soda acid extinguisher
C.shut off the fuel supply
D.smother the fire with rags
最新試題
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
Diesel engine air start system check valves are opened by （）
（） is not installed on the main switchboar.
The main purpose of port State control is not to（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
Cold weather starting of a diesel engine may be made easier by（）
The treatment of the fuel oils involves storage, heating, filtering and（）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）