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单选题
Steering a motor lifeboat broadside to the sea could cause it to（）.
A
capsize
B
run smoother
C
run faster
D
sink
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Moisture accumulation in winch motor damaging the electrical wiringB
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单选题Never（）the lifeboat or lifecraft disengaging hocks or hydrostatic release gears because it can cause them to fail to function.A
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单选题The number of rowing oars that must be carried in a motor-propelled open lifeboat on a cargo vessel is（）.A
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bumpkin oarB
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sweep oarD
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单选题An AC synchronous transmission type remote steering control system consists of a （）.A
transmitter at the steering station and a receiver at the steering engineB
reversible motor at the steering station geared to the steering pumpsC
small induction motor on the bridge which controls the redder through pulleysD
variable displacement hydraulic pump driven by a reversible DC motor
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the names of crew members who participated in the drillB
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the length of time the lifeboat was in the waterD
the time it took to lower the boat
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the hydraulic motor turning too fast
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单选题If a steering motor becomes overloaded, the （）A
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standby steering pump will start automatically and come on the line
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