单项选择题
Using an inert gas system on a tanker has which advantage(s)? （）
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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相关考题
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单项选择题
Upon arrival at the discharging port，the inert gas system is（）.
A.turned on
B.turning on
C.turn on
D.to turn on -
单项选择题
Unless such oil tanker carries crude oil which is not suitable for crude oil washing，the oil tanker shall（）the system in accordance with the requirements of that Regulation.
A.operate
B.check
C.install
D.overhaul -
单项选择题
The purpose of the deck seal in an inert gas system is to prevent（）.
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
