A.Aero light
B.Radar station
C.Radar transponder beacon
D.Radiobeacon
您可能感興趣的試卷
你可能感興趣的試題
A.the meridian through the object of the bearing
B.the meridian through the ship's position
C.the meridian midway between the ship and the object
D.any meridian
A.a straight line drawn on the chart approximates a great circle
B.the chart should not be used outside of the standard parallels
C.the course angle is measured at the mid-longitude of the track line
D.distance cannot be measured directly from the chart
A.Light List
B.Notice to Mariners
C.On the chart
D.Coast Pilot
A.Easily plotted on a Mercator chart
B.Negligible increase in distance on east-west courses near the equator
C.Does not require constant course changes
D.Plots as a straight line on Lambert conformal charts
A.Survey information
B.Scale
C.Date of first edition
D.Projection
最新試題
On chart，bearings to near objects should be used in preference to objects farther off，because（）.
The short-long dashed magenta line around Gardiners Island marks（）.
The short-long dashed，magenta lines parallel to York River Entrance Channel mark（）．
When a buoy is in position only during a certain period of the year，where may the dates when the buoy is in position be found?（）
What defines a great circle? （）
On a Mercator chart，1 nautical mile is equal to（）.
The survey information upon which a chart is based is found （）.
Where would you obtain data on currents for areas of the world not covered by the National Ocean Service（）.
Which information does the outer ring of a compass rose on a nautical chart provide（）.
A chart projection depicting the poles and a small area on either side of a connecting meridian，that is sometimes used for star charts，is the（）.