Where can the lights be fitted? ()
A、For two hours.
B、At once.
C、In the holds.
D、Tomorrow.
A、For two hours.
B、At once.
C、In the holds.
D、Tomorrow.
A、the intensity of the light B、checking the period and characteristics against the Light List C、the color,because the buoy will have only a red or a green light D、Any of the above can be used to identify the light
A、only the lights for a vessel towing B、only the lights for a vessel restricted in her ability to maneuver C、the lights for a towing vessel and the lights for a vessel restricted in her ability to maneuver D、the lights for a towing vessel and the lights for a vessel not under command
A、on an even keel B、listing about 1° to the side the light is displayed on C、listing over 5° With the light displayed on the high side D、listing,and the chutes should be directed to the side where the light is displayed
A、Only the stern light of the vessel B、One sidelight and a masthead light of the vessel C、Only a sidelight of the vessel D、The masthead lights of the vessel
A、ascending the river B、descending the river C、crossing the river D、proceeding towards sea
A、A.two all-round red lights in a vertical line B、B.three all-round red lights in a vertical line C、C.two all-round yellow lights in a vertical line D、D.three all-round green lights in a vertical line
A、a single white light forward B、two masthead lights in a vertical line C、two towing lights in a vertical line D、two all-round red lights where they can best be seen
A、only the sternlight of the vessel B、a sidelight and one masthead light of the vessel C、only a sidelight of the vessel D、any lights except the masthead lights of the vessel