A buoy,being a shape of cylinder and with red group flashing,shows that it is().
A、left-side buoy
B、right-side buoy
C、a buoy of safety
D、a buoy of danger
A、left-side buoy
B、right-side buoy
C、a buoy of safety
D、a buoy of danger
A、be green in color B、have an even number C、be left to port when entering from seaward D、be cylindrical in shape
A、The buoy should be considered to always be in the charted location B、If the light is flashing,the buoy should be considered to be in the charted location C、The buoy may not be in the charted position D、The buoy should be considered to be in the charted position if it has been freshly painted
A、the shape of an unlighted buoy B、the light color of a lighted buoy C、the color of the topmost band D、whether the number is odd or even
A、three shapes,the highest and lowest shall be red balls,and the middle shall be a white diamond B、two black balls C、three shapes; the highest and lowest shall be black balls,and the middle shall be a red diamond D、three shapes; the highest and lowest shall be black balls and the middle shall be a black diamond
A、A.light characteristic B、B.color of the uppermost band C、C.shape of an unlighted buoy D、D.color of the light
A、A.Three shapes,the highest and lowest shall be red balls,and the middle shall be a white diamond B、B.Two black balls C、C.Three shapes;the highest and lowest shall be black balls,and the middle shall be a red diamond D、D.Three shapes;the highest and lowest shall be black balls and the middle shall be a black diamond
A、A.White buoy with a green top B、B.White and international orange buoy C、C.Yellow buoy D、D.Yellow and black vertically-striped buoy
A、information or regulatory buoy that has lateral significance B、buoy that is off-station and is marked to warn mariners of its wrong position C、dual purpose marking used where the ICW and other waterways coincide D、buoy that was set in error and will be replaced with a red nun buoy
A、eddies under the bar B、swift current under the bar causing loss of control C、cross-currents pushing the tow away from the bar D、cross-currents pushing the tow into the bar