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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-up
B . Rudder adjustment
C . Weather adjustment
D . All the above may be activated
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Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except （）
A . open the indicator cocks
B . supply some LO to cylinder liner wall with lubricator
C . put the fuel handle in the "stop" position
D . pump up the air bottle
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The steering oar in a lifeboat is（）.
A . shorter than the others
B . used for the stroke oar
C . used by the forward man in the boat to direct the bow
D . longer than the others and should be lashed to the ster
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In heavy seas the helmsman should steer the survival craft（）.
A . into the seas
B . broadside to the seas
C . in the same direction as the seas
D . in a series of figure-eight
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In relation to the turning circle of a ship , the term transfer means the distance（）.
A . gained in the direction of the original course
B . gained at right angles to the original course
C . the ship moves sidewise from the original course awayfrom the transfer means the distance
D . around the circumference of the turning circle
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The length of the steering oar in a lifeboat is（）.
A . shorter than the rowing oars
B . the same length as the rowing oars
C . longer than the rowing oars
D . unrelated to the length of the rowing oar
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According to the way the steering gear is operated, the steering gear may be divided into: hand - steering, （） and automatic steering.
A . hydraulic steering
B . follow-up steering
C . remote control steering
D . air controlled steering
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The quartermasters（）steer the ship and help the officer keep lookout.
A . duty
B . on duty
C . at duty
D . in duty
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After the engine is warned, we should（） the turning gear before starting up the engine.
A . take in
B . put in
C . take out
D . put u
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During （）, the starting air valves should be closed to prevent the engine from turning.
A . overhaul
B . running
C . blowing down
D . All of the above are correct
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If one hydraulic pump of an electro-hydraulic steering unit falls, the vessels steering can be initially and best maintained by using the （）.
A . trick wheel
B . accumulator
C . standby pump
D . telemotor
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Rotation of the steering wheel on the navigation bridge initiates oil pressure being applied to the steering gear rams by （）.
A . regulating the oil flow with the six-way valve
B . moving the automatic differential valve
C . moving the receiving tele-motor which regulates the two-way valve
D . varying the angle of a tilting box or eccentricity of a floating ring
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When turning the engine with turning gear, you should keep the indicator cocks （）.
A . attached to the indicators
B . opened
C . closed
D . broke
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What is the（）of the turning circle in mavoeuvring?
A . distance
B . largeness
C . diameter
D . measurerment
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When steering by autopilot,how often should the steering be checked?（）
A . 12 times on each watch
B . When time allows
C . At least once a watch
D . No checking is necessary
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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
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In relation to the turning circle of a ship , the term kick means the distance（）.
A . around the circumference of the turning circle
B . gained at right angles to the original course
C . gained in the direction of the original course
D . or throw of a vessels stern from her line of advance upon putting the helm hard over
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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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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 . transmitter
B . tele-motor
C . hydraulic ram
D . hydraulic cylinder
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During the inspection, the starting air valves should be closed （） the engine from turning.
A . to increase
B . to speed up
C . to prevent
D . to reduce
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It's the first turning ______ the left after the traffic lights.
A．by
B．in
C．on
D．for
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The phrase” turning out” in the last paragraph could be best replaced by
A．“ producing”
B．“ selling”
C．“buying”
D．“fixing”
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The Gettysburg victory was the turning point of______.
A．the Civil War
B．the War of Independence
C．the Indian War
D．the 1812 War
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--The police station is at the three turning on the right.（）
是
否
