單項(xiàng)選擇題

Sudden unloading of a diesel engine can cause（）.

A.decreased fuel efficiency
B.increased exhaust temperature
C.black smoke
D.overspeed trip

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單項(xiàng)選擇題

Storage batteries on T-Boats must be located（）.

A.in sight of the main engine(s)
B.in a tray lined with suitable material that resists damage from the electrolyte
C.in locked closets with restricted ventilation
D.near the bilge to lower the center of gravity and improve stability

單項(xiàng)選擇題

Please supply my vessel（）120 tons of diesel oil.

A.for
B.with
C.to
D.on