單項(xiàng)選擇題

The specific gravity of fuel oil is a （）.

A.absolute value
B.relative value
C.constant value
D.set value

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單項(xiàng)選擇題

Cylinder oil is a high viscosity mineral oil, with a （） machined to the anticipated sulfur content of the fuel.

A.TAN
B.TBN
C.SAN
D.SBN

單項(xiàng)選擇題

Out of the many hazards that can occur on ships, fire is by far the most frequent, and（） more total losses than any other casualty.

A.due to
B.owing to
C.results from
D.results in

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