（） is provided to alternators, in the event of prime mover failure to ensure that the alternator does not act as a motor.<br>A:Reverse current protection<br>B:Reverse power protection<br>C:Synchronising device<br>D:Frequency meter

（） is provided to alternators, in the event of prime mover failure to ensure that the alternator does not act as a motor.
A:Reverse current protection
B:Reverse power protection
C:Synchronising device
D:Frequency meter

出自：海船船员证

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