A.if the compass bearing of an approaching vessel does not appreciably change
B.even when an appreciable bearing change is evident, particularly when approaching a vessel at close range
C.if you observe both sidelights of a vessel ahead for an extended period of time
D.All of the above
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A.if the compass bearing of an approaching vessel does not appreciably change
B.even when an appreciable bearing change is evident, particularly when approaching a vessel at close range
C.if you observe both sidelights of a vessel ahead for an extended period of time
D.All of the above
A.Both vessels must be power-driven
B.They must be meeting on reciprocal or nearly reciprocal courses
C.The situation must involve risk of collision
D.All of the above
A.in a crossing situation
B.in a meeting situation
C.when they are the overtaking vessel
D.on the inland waters of the PR China
A.velocit in knot
B.irection from which it flows
C.estimated current
D.direction toward which it flows
A.have
B.have been
C.has
D.has been
最新試題
The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.
Manoeuvring information can not be obtained from（）.
Before any loading takes place any signs of the previous cargo should do（）.
According to the relevant regulation, lifeboat should be powered by（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
Full details of all lights and fog signals are shown on（）.
Which of the following shall not the officers in charge of the navigational watch do?（）
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
It is dangerous for vessels without the operational radar（）the estuary.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.