At 1810,a red buoy bears 010° relative. This buoy marks().
A、the side of York Spit Channel
B、the visibility limit of the red sector of Cape Henry Light
C、a submerged obstruction in York Spit Channel
D、the York River Entrance Channel
A、the side of York Spit Channel
B、the visibility limit of the red sector of Cape Henry Light
C、a submerged obstruction in York Spit Channel
D、the York River Entrance Channel
A、A.the side of York Spit Channel B、B.the visibility limit of the red sector of Cape Henry Light C、C.the end of York Spit Channel D、D.the junction of the York Spit and York River Entrance Channels
A、Red buoy with a horizontal yellow band B、Red and white vertically-striped buoy with a vertical yellow stripe C、Red and white vertically-striped buoy with a red spherical topmark D、Green buoy with a yellow square
A、flashing red lights upstream and fixed red lights downstream B、yellow unlighted buoys C、signs and/or flashing red lights D、red daymarks upstream and green daymarks downstream
A、Flashing red lights upstream and fixed red lights downstream B、Yellow unlighted buoys C、Signs and/or flashing red lights D、Red daymarks upstream and green daymarks downstream
A、A safe-water buoy will display red and white vertical stripes of reflective material B、All reflective material is white because it is the most visible at night C、A special-purpose mark will display either red or green reflective material to agree with its shape D、A preferred-channel buoy displays either red or green reflective material to agree with the top band of color
A、horizontally banded buoys B、vertically striped buoys C、yellow buoys D、spherical buoys
A、red B、yellow C、with red and white vertical stripes D、with a distinct color and pattern unique to each buoy
A、We are getting alongside NO.1 buoy. B、We are berthing at NO.1 buoy. C、We are at anchor near NO.1 buoy. D、We are getting alongside at NO.1 buoy.
A、left-side buoy B、right-side buoy C、a buoy of safety D、a buoy of danger