單項(xiàng)選擇題

The load sharing characteristics of two diesel generator operating in parallel are mostly dependent on their governor （）.

A.load limit settings
B.idle speed settings
C.speed limit settings
D.speed droop settings

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單項(xiàng)選擇題

The first requirement for logical troubleshooting of any system is the ability to （）.

A.collect all available data on a casualty
B.recognize normal operation
C.identify the probable cause of a symptom
D.isolate the faulty component

單項(xiàng)選擇題

An electrical device which employs a stationary armature and a rotating electromagnetic field is used aboard ship as a （）.

A.magnetic amplifier
B.ship’s service alternator
C.three-wire DC generator
D.saturable core reactor