In an electro-hydraulic steering system, under movement is maintained in close synchronization with the steering wheel position by means of the ().
A、trick-wheel
B、follow-up control
C、six-way valve
D、Rapson slide
A、trick-wheel
B、follow-up control
C、six-way valve
D、Rapson slide
A、the pump going to full stroke B、closing of the six-way valve C、driving the rams up against the stops D、a corresponding slowing or increasing of the pumped flow rate
A、set for maximum torque B、on the purge and vent stroke C、in the neutral position D、rotating backwards
A、A.The follow-up gear B、B.The rudder angle indicator C、C.The synchronous electric transmitter D、D.A rudder angle limit switch
A、transmit the rudder angle to the bridge indicator B、prevent the control linkage from striking the stops when hard over C、automatically purge all entrained air from the system D、send hydraulic signals to the receiving unit
A、When the helm is at any angle other than amidships B、When the six-way valve is opened C、When the ram relief valves lift D、When the redder angle is different from the position of the helm
A、A.A decrease in the speed results in a decrease in steering response and maneuverability B、B.An increase in speed results in the stern sucking down lower than the Bow C、C.An increase in speed results in the vessel rising on an even plane D、D.A decrease in speed results in the vessel sucking down on an even plane
A、The code runs with no output. B、An exception is thrown at runtime. C、Compilation fails because of an error in line 20. D、Compilation fails because of an error in line 21. E、Compilation fails because of an error in line 23. F、Compilation fails because of an error in line 25.