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單項選擇題

In a naturally aspirated diesel engine, the volume of air intake is directly related to engine （）.

A.compression ratio
B.valve size
C.fuel pressure
D.cylinder clearance volume

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單項選擇題

To check the setting of the overspeed trip on a diesel powered generator, you would use a （）.

A.tachometer
B.torsion meter
C.dynamometer
D.pony brake

單項選擇題

A large change in ambient temperature, or using an oil of a viscosity different from the one recommended by the manufacturer in a mechanical hydraulic governor, will result in the need to adjust the （）.

A.pilot valve opening
B.compensating needle valve
C.compensating spring tension
D.accumulator spring tension

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