A.special flashing light
B.anchor light
C.sternlight
D.masthead light
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A.only if she is towing astern
B.only if the tow exceeds 200 meters
C.at any time when towing
D.if the towing vessel is part of a composite unit
A.Triangular
B.Diamond
C.Circular
D.Octagonal
A.the centerline of a navigable channel
B.the starboard side of a channel
C.a prominent object of navigational interest that has no lateral significance
D.area of a channel where passing another vessel is permitted
A.two towing lights in a vertical line
B.a towing light in a vertical line above the sternlight
C.two towing lights in addition to the sternlight
D.a small white light in lieu of the sternlight
A.a vessel restricted in her ability to maneuver
B.a vessel under command
C.a passenger ship
D.a seaplane on the water
最新試題
A vessel being towed astern，where the length of the tow exceeds 200 meters，will exhibit （）.
During the day，a vessel with a tow over 200 meters in length will show（）.
On entering from seaward，a starboard side daymark will（）.
A vessel towing where the tow prevents her from changing course shall carry（）.
As defined in the Rules，a towing light is a yellow light having the same characteristics as a(n)（）.
All fog signals shall be sounded every two minutes with the exception of a vessel（）.
A vessel is fishing at anchor on the high seas. Which of the following day signals should she display if she has gear extending out over 150 meters horizontally from the vessel?（）.
A safe water daymark has what shape? （）
At sea，you are approaching a small vessel and see that it has the signal flag P hoisted. What should you do?（）.
An all-round flashing yellow light may be exhibited by a(n)（）.