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單項選擇題

What is NOT a problem when carrying coal? （）

A.The requirement for through-ventilation
B.The corrosion some types of coal will cause to the ship
C.Spontaneous heating
D.Generation of methane gas

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單項選擇題

TRANSVERSE MOVEMENT OF CARGO，ESPECIALLY BULK，CAUSED BY ROLLING OR A HEAVY LIST defines（）.

A.Shifting cargo
B.Moving cargo
C.Removing cargo
D.Trimming cargo

單項選擇題

Transverse frames are more widely spaced on a ship that is designed with the（）.

A.centerline system of framing
B.isometric system of framing
C.longitudinal system of framing
D.transverse system of framing

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