單項選擇題

Ship’s officers should check every cargo compartment after it is filled with bulk grain to ensure（）.

A.all lighting circuits are energized
B.all void spaces are filled
C.the correct grade of cargo has been loaded
D.the heavier grade is in the lower hold

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單項選擇題

Reinforcing frames attached to a bulkhead on a vessel are called（）.

A.side longitudinals
B.intercostals
C.stiffeners
D.brackets

單項選擇題

Progressive flooding on a ship is controlled by securing watertight boundaries and（）.

A.transferring drill water
B.dumping bulk materials
C.pumping out flooded compartments
D.evacuating the unit