A.The shaft
B.The mechanical
C.The electric
D.The indicated
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A.compressed air
B.hydraulic oil
C.electricity
D.All of the above
A.Alarm
B.Monitoring
C.Auto start-up
D.None of the above
A.make-up
B.desired value
C.deviation
D.set value
A.the bridge officer on watch
B.the chief engineer
C.the duty engineer
D.the duty motorman
A.open
B.open front type
C.live front type
D.None of the above
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