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單項(xiàng)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

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單項(xiàng)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

單項(xiàng)選擇題

Which of the following methods is normally used to lubricate bearings in a small high-speed diesel engine?（）

A.Splash lubrication
B.Pressure lubrication
C.Sight feed lubricators
D.Mechanical lubricators

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