单项选择题

On a bulk chemical carrier，water should NOT be used as an extinguishing agent to fight a fire if the water may come into contact with the chemical called（）.

A.acrylic acid
B.benzene
C.oleum
D.vinyl toluene

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单项选择题

Oceangoing dry bulk cargo vessels over 1000 GT must have approved combination-type fire nozzles at all（）.

A.fire stations aboard the vessel，except for those in open deck areas weatherdeck and cargo hold fire stations
B.interior fire stations
C.engine room fire stations
D.all of the above

单项选择题

Most very large ocean going vessels，such as bulk carriers and large tankers，tend to squat（）.

A.by the bow
B.by the stern
C.at the end nearest the bottom
D.evenly fore and aft

单项选择题

Lighter longitudinal stiffening frames on the vessel side plating are called（）.

A.stringers
B.side frames
C.side stiffeners
D.intercostals