A.three all-round red lights instead of the lights required for a power-driven vessel of her class
B.the same lights as a vessel restricted in her ability to maneuver
C.three all-round red lights in addition to the lights required for a power-driven vessel of her class
D.the lights for a power-driven vessel which is not under command
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A.three all-round red lights
B.two 225°red lights
C.three all-round blue lights
D.two 225°blue lights
A.shown below the sternlight
B.white in color
C.displayed at the masthead
D.a yellow light having the same characteristics as the stern light
A.shown at the bow
B.white in color
C.shown in addition to the sternlight
D.an all-round light
A.flashes at regular intervals of 50-70 flashes per minute
B.is yellow in color
C.shows an unbroken light over an arc of the horizon of not less than 180°nor more than 225°
D.All of the above
A.engaged on pilotage duty
B.in distress
C.at anchor
D.being overtaken in a narrow channel
最新試題
A whistle signal of one prolonged，one short，one prolonged and one short blast，is sounded by a vessel（）.
The traffic lane（）suspended.
A facility used for the discharge of a cargo of a particular hazard，such as chlorine，butane or ethane，must have what to warn water traffic of an immediate danger during fire or cargo release?（）
A towing light is（）.
A traffic separation zone is that part of a traffic separation scheme which（）.
A vessel navigate in areas near the termination of traffic separation schemes shall do（）with particular caution.
A vessel sounds one short blast. This signal indicates the vessel（）.
A fishing vessel is approaching a vessel not under command. Which statement is TRUE? （）
A vessel displaying three red lights in a vertical line is（）.
A vessel may enter a traffic separation zone（）.