A.Oil level
B.Flow of cooling water
C.Exhaust discharge
D.All of the above
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A.Four-stroke
B.Two-stroke
C.Electronic ignition
D.Forced exhaust
A.four cycle
B.compression ignition
C.vacuum ignition
D.external combustion
A.bigger propeller
B.smaller power weight ratio
C.smaller propeller
D.larger power weight ratio
A.displacement
B.stability
C.towrope pull
D.propeller design
A.absorb the shock of wave pressure at the bow
B.be placed between the engines and the foundation to absorb the vibration
C.transmit the thrust of the engine to the propeller
D.transmit the thrust of the propeller to the vessel
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