相关考题
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单项选择题
A true bearing of a charted object，when plotted on a chart，will establish a （）.
A.fix
B.line of position
C.relative bearing
D.range -
单项选择题
A chart position enclosed by a semi-circle is a(n) （）.
A.fix
B.estimated position
C.dead reckoning position
D.running fix -
单项选择题
（）is a term denoting the determination of a ship’s position by observations of Celestial or terrestrial objects，or by a combination of both．
A.Course-planning
B.Position-fixing
C.Radar-plotting
D.Stowage-plan making
