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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 engine
B
reversible motor at the steering station geared to the steering pumps
C
small induction motor on the bridge which controls the redder through pulleys
D
variable displacement hydraulic pump driven by a reversible DC motor
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更多 “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” 相关考题
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TDD表示的含义( )。
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考题
单选题The sysdumpdev command can be used to configure remote dump devices. Which of the following conditions is NOT used for a remote dump device configuration?（）A
The local and the remote host must have Transmission Control Protocol/Internet Protocol (TCP/IP) installed and configured. B
The remote host must support NFS. C
The remote host must have an NFS exported directory defined such that the local host has read and write permissions to the dump file on the remote host. D
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单选题Air trapped in the hydraulic fluid of a steering system would be indicated by（）A
an improper rudder responseB
hammering noises in the equipment or transmission linesC
popping or sputtering noisesD
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考题
单选题Hydraulic pumps most commonly used in steering systems are of the （）.A
lobe typeB
screw typeC
axial piston typeD
volute type
考题
单选题The advantage of the control equipment is（）A
that the transmitter is on the bridgeB
that local manual control can be achievedC
that remote control can be achievedD
simple in construction and reliable in operation
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enabling modular QoS over Frame RelayB
enabling Real-Time Transport Protocol （RTP） header compressionC
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enabling TCP header compression
考题
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transfer control protocolB
time division duplexC
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考题
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follow-up steeringC
remote control steeringD
air controlled steering
考题
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
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The communication system between the bridge and the steering gear compartment should be operated
考题
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telemeterB
telemanometerC
telemotorD
telemometer
考题
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an open loop control systemC
a boiler control systemD
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考题
单选题In （）the control action is independent on the output.A
a closed loop control systemB
an open loop control systemC
a boiler control systemD
a steering gear
考题
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
The follow-up gearB
The rudder angle indicatorC
The synchronous electric transmitterD
A rudder angle limit switch
考题
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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