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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
The six-way valve opens
B
The steering service pump motor is stopped
C
The follow-up gear takes the pump off stroke
D
The cylinder relief valves bypass oil to the suction side the pump
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更多 “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 The six-way valve opensB The steering service pump motor is stoppedC The follow-up gear takes the pump off strokeD The cylinder relief valves bypass oil to the suction side the pump” 相关考题
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单选题The purging of air from an elector-hydraulic steering gear unit is necessary when()A
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relieve excessive telemotor pressure
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put the rudder over to the right all the wayB
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put the rudder over quickly to 15°right rudder
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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
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考题
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考题
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Give full right rudderB
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cut a structure from a right positionB
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单选题When relieving the helm,the new helmsman should know the().A
Course per magnetic steering compassB
Gyro errorC
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