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
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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
A.three masthead lights in a vertical line instead of either the forward or after masthead light
B.two masthead lights in a vertical line instead of either the forward or after masthead lights
C.two towing lights in a vertical line at the stern
D.a small white light aft of the funnel
A.immediately stop
B.immediately maneuvering
C.immediately anchoring
D.immediately going astern
A.making headway
B.making no headway
C.moored to a buoy
D.at anchor
最新試題
A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show （）.
A towing light is a yellow light having the same characteristics as a(n)（）
Daymarks marking the starboard side of the channel when going towards the sea are（）.
According to the Rules，when should lights be displayed?（）.
An all-round flashing yellow light may be exhibited by a(n)（）.
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 vessel towing where the tow prevents her from changing course shall carry（）.
If your vessel were proceeding down river (descending)，a green square marker with a green reflector border on the right bank would be a（）.
During the day，a vessel with a tow over 200 meters in length will show（）.
As defined in the Rules，a towing light is a yellow light having the same characteristics as a(n)（）.