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单选题
The （） in the steering gear system provides the force.
A
control equipment
B
power unit
C
transmission mechanisms
D
fittings and pipeline
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单选题When the helm demands a 20°right rudder movement from an electro-hydraulic steering gear, which of the listed actions will be the FIRST action to happen when this rudder position is attained?（）A
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单选题When the steering wheel is turned, oil is directed to the steering gear rams by（）A
modulating the oil flow with the six-way valveB
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单选题Which of the following is NOT true according to the passage?（）A
Both the main steering gear and the auxiliary steering gear should be operatedB
The alarms fitted to the remote control system should be operatedC
The emergency generator compartment should be checkedD
The communication system between the bridge and the steering gear compartment should be operated
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单选题The control rod of a steering gear pump is attached at its outer end to （）.A
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the rudder stockC
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单选题During steering gear test should be moved through its full travel in both directions（）A
pumpB
the cylinderC
the hunting gearD
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单选题In the voyage, when carrying out abandon ship drill （） should be test every time.A
the emergency lighting system for muster and abandon shipB
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单选题The required rudder angle is transmitted hydraulically or electrically from the steering wheel at the bridge to the （）at the steering gear, just above the rudder.A
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hydraulic ramD
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单选题In an electro-hydraulic steering gear system, when will the variable displacement pump be placed on stroke?（）A
When the helm is at any angle other than amidshipsB
When the six-way valve is openedC
When the ram relief valves liftD
When the redder angle is different from the position of the helm
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relieves excessive fluid pressureB
takes the pump off stroke when the desired rudder angle is attainedC
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单选题Under normal operating conditions, the rudder is hydraulically locked unless （）.A
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control equipmentB
power unitC
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单选题Which of the devices listed, when used on an electro-hydraulic steering gear, keeps the movement of the redder closely in step with the steering wheel?（）A
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单选题With reference to operating a four-ram steering gear system under emergency conditions, which one of the following statements is incorrect?（）A
Only one pump should be used at any timeB
The ship speed should be reduced to 70% of the normalC
Watch keeping of the steering gear should be increasedD
Limitations of the steering gear should be logged but the bridge need not be informed
考题
单选题With reference to rules governing steering gear, which one of the following rules is incorrect? （）A
It is required that all ships are provided with two independent steering gear systems that is one main and one auxiliaryB
The auxiliary gear could be power operated in passenger shipsC
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All moving parts of the steering gear must be guarded against any possible damage
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单选题On a vessel making a voyage more than 48 hours long，regulations require that（）.A
a lifeboat drill be held within 12 hours prior to departureB
fire pumps be tested by starting within 12 hours prior to departureC
the emergency generator and lighting system be tested by starting and operating within 12 hours prior to departureD
the entire steering gear be tested within 12 hours prior to departure
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单选题When steering on autopilot which of the following input conditions may NOT have an effect on the control of the steering gear（）.A
Non-follow-upB
Rudder adjustmentC
Weather adjustmentD
All the above may be activated
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