A.situations when you can see vessels on radar that you cannot see visually
B.visibility of less than half a mile
C.any condition where visibility is restricted
D.visibility where you cannot see shore
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A.any sailing vessel with propelling machinery
B.any vessel propelled by machinery
C.any sailing vessel with or without machinery for propelling
D.any sailing vessel with propelling machinery not in use
A.in sight of one another in fog
B.navigating in or near an area of restricted visibility
C.only if they are showing special purpose lights
D.only if they have operational radar
A.state of wind，sea，and current，and the proximity of navigational hazards
B.maximum attainable speed of your vessel
C.temperature
D.aids to navigation that are available
A.radio communications that are available
B.maximum speed of your vessel
C.temperature
D.current
A.risk of collision exists
B.the other vessel will cross ahead of her
C.the other vessel is not taking appropriate action
D.collision cannot be avoided by the give-way vessel's maneuver alone
最新試題
When you doubt the existence of risk of collision,（）.
Which vessel is NOT to be regarded as restricted in her ability to maneuver（）.
Which display indicates a vessel conducting mineclearance operations（）.
Which statement is TRUE，according to the Rules（）.
You are on a vessel that cannot comply with the spacing requirement for masthead lights.What is required in this situation（）.
When taking action to avoid collision，you should（）.
Which vessel is the stand-on vessel when two vessels crossing in fog are NOT in sight of one another（）.
Your vessel is NOT making way，but is not in any way disabled.Another vessel is approaching you on your starboard beam.Which statement is TRUE（）.
When ship at anchor she shall be deemed to be（）.
Under what condition are you allowed to depart from the rules of the road（）.