A.automatically controlled
B.continuously manned
C.off power
D.none of the above is true
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A.noted by the bridge officer
B.told by last duty engineer
C.observed
D.in the instruction manual
A.the chief engineer must be informed at first
B.the captain must be informed at first
C.it must be taken by the duty engineer
D.the generator engine must be stopped
A.captain
B.chief engineer
C.chief officer
D.chief motorman
A.Constant inspection
B.Keeping constant load
C.Remaining constant temperature
D.Varying speed
A.It consumes no excitation power
B.It has current transformers
C.Components are needed for accurate compounding
D.Its excitation system is vulnerable to voltage variations
最新試題
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