【单选题】By filling the ullage space in a cargo tank with an inert gas, the oxygen content can be reduced to a level at which the atmosphere will no longer support combustion of flammable vapor. This is known ...
【单选题】By filling the ullage space in a cargo tank with an inert gas, the oxygen content can be reduced to a level at which the atmosphere will no longer support combustion of flammable vapor. This is known ...