单项选择题
The term of Landfall means（）.
A.Land first sighted when vessel approaching from seaward
B.Land last sighted when vessel leaving from a port
C.In sight of one another when vessel underway
D.In sight of an island during a ship on her voyage
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相关考题
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单项选择题
Preferred channel marks are colored with（）．
A.black and green bands
B.red and green bands
C.red and yellow bands
D.yellow and green bands -
单项选择题
Preferred channel marks are aids to navigation which all following marks other than（）．
A.channel junctions
B.bifurcations
C.fishing traps
D.wrecks or obstructions -
单项选择题
In the absence of a route leading from seaward，the conventional direction of buoyage generally follows（）.
A.an anti-clockwise direction around land masses
B.a clockwise direction around land masses
C.an anticlockwise direction around sea masses
D.a clockwise direction around sea masses
