A.Limited backing power of his vessel
B.Radar information about nearby vessels
C.The occupation of the other vessel，if known
D.All of the above
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A.to be underway
B.on under way condition
C.to stop engine
D.in being under way
A.the state of visibility
B.the power of the vessel
C.the traffic density
D.the maneuverability of the vessel
A.the presence of the background light at night
B.the state of wind，sea and current
C.the number of crew on board
D.the draught in relation to the available depth of water
A.the characteristics，efficiency and limitation of the radar equipment
B.any constraints imposed by the radar range scale in use
C.the effect on radar detection of the sea state，weather and other sources of interference
D.the safe working load of the cranes both on board and ashore
A.exist
B.exists
C.existing
D.to be existed
最新試題
A vessel aground at night is required to show two red lights in a vertical line as well as （）.
A vessel being towed astern shall show at night（）.
If the circumstances of the case admit，any vessel（）in a narrow channel.
Vessels，（）support vessels，should not enter the safety zone of a deepwater port unless clearance has been obtained from the Vessel Traffic Supervisor.
In a crossing situation，a stand-on vessel which is forced to take action in order to avoid collision with a vessel on her own port side shall，if possible，avoid（）.
A vessel being pushed ahead is required to carry which of the following lights?（）.
A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights（）.
If the circumstances admit，（）of small alteration of course and speed shall not be taken to avoid collision.
A vessel engaged in fishing must display a light in the direction of any gear that extends outward more than 150 meters. The color of this light is（）.
In dense fog a vessel without operational radar may not be justified（）at all but should anchor if it is safe and practicable for her to do so.