单项选择题

Lighted white and orange buoys must show which color light?（）

A.Orange
B.White
C.Red
D.Alternating yellow and white

相关考题

In plotting a running fix，how many fixed objects are ne...

单项选择题In plotting a running fix，how many fixed objects are needed to take your lines of position from? （）

A.Three
B.Two
C.One
D.None

At the magnetic equator there is no induced magnetism i...

单项选择题At the magnetic equator there is no induced magnetism in the vertical soft iron because（）.

A.the lines of force cross the equator on a 0°-180°alignment
B.the quadrantal error is 0°
C.there is no vertical component of the Earth's magnetic field
D.the intercardinal headings have less than 1°

A vessel’s position should be plotted using bearings of...

单项选择题A vessel’s position should be plotted using bearings of（）.

A.buoys close at hand
B.fixed known objects on shore
C.buoys at a distance
D.All of the above

地文航海

Lighted white and orange buoys must show which color light?（）