单项选择题

The system of valves and cargo lines in the bottom piping network of a tank vessel that connects one section of cargo tanks to another section is called a（）.

A.crossover
B.runaround
C.come-along
D.manifold

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单项选择题

The shipping papers for the products being carried in your tanker are NOT required to contain the（）.

A.exact quantity of the cargoes
B.grades of the cargoes
C.location of the delivery point(s)
D.name of the consignee(s)

单项选择题

The required number and type of hand portable fire extinguishers for staterooms on cargo vessels is（）.

A.one A-I
B.one B-I
C.one C-I
D.none required

单项选择题

The purpose of inert gas systems aboard tank vessels is to（）.

A.allow sufficient oxygen in the tank to sustain life
B.prevent outside air from entering the tank
C.provide increase in cargo discharge pressure
D.comply with double hull pollution prevention regulations