A、blue rotating light
B、intermittent flashing amber/yellow light
C、flashing white light
D、flashing sidelight
更多“An authorized light to assist in the identification of submarines operating on the surface is a(n)（）.”相关的问题
A、A.shows a light with varying lengths of the lighted period B、B.shows a light that changes color C、C.marks an alternate lesser-used channel D、D.is used as a replacement for another light
A、A sternlight only B、Anchor lights only C、A white light over a red light only D、A white light over a red light and anchor lights
A、Three lights in a vertical line，the highest and lowest red and the middle white，and anchor lights B、Three lights in a vertical line，the highest and lowest red and the middle white，ONLY C、Anchor lights ONLY D、Anchor lights and sidelights ONLY
A、Black and white stripes with an interrupted quick flashing light B、Black and red stripes with a Morse (A) light C、Black and red stripes with an interrupted quick flashing light D、Red and white stripes with a Morse (A) light
A、all-round yellow light only B、all-round white light only C、all-round blue light only D、alternating red and yellow light
A、all vessels must carry an after range light B、vessels less than 50 meters in length need not carry an after range light C、vessels stopped dead in the water should turn off their range lights D、vessels over 20 meters in length must carry both range lights from sunset to sunrise
A、all vessels must carry an after range light B、vessels less than 50 meters in length need not carry an after range light C、vessels stopped dead in the water should turn off their range lights D、vessels over 20 meters in length must carry both range lights from sunset to sunrise
A、A.alternating red and yellow light B、B.alternating white and yellow light C、C.all-round white or yellow light D、D.all-round white light only
A、A.Masthead lights and sidelights B、B.One sidelight，the masthead lights and stern light C、C.Both sidelights D、D.Stern light
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