A.Three white lights in a vertical line are lit
B.A red light starts to flash at about 60 times a minute
C.A yellow light is illuminated on the bridge pier
D.There is a range of green lights under the lift span
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A.A fishing vessel with outlying gear
B.A vessel proceeding under sail and machinery
C.A vessel engaged in diving operations
D.A vessel being towed
A.One vessel is approaching another vessel from more than 20° abaft the beam
B.It is the duty of the vessel being overtaken to get out of the way
C.Any later change of bearing between the two vessels shall not make the overtaking vessel a crossing vessel
D.All of the above
A.Approach charts
B.General charts
C.Sailing charts
D.Coast charts
A.Anemometer
B.Fathometer
C.Barometer
D.Thermometer
A.A decrease in the speed results in a decrease in steering response and maneuverability
B.An increase in speed results in the stern sucking down lower than the Bow
C.An increase in speed results in the vessel rising on an even plane
D.A decrease in speed results in the vessel sucking down on an even plane
最新試題
Preferred channel marks are colored with（）．
When approaching Block Island Sound from Long Island Sound，you will enter waters governed by the International Rules of the Road when you（）.
You are making tow.A loaded，open-hopper barge with independent tanks has placards，with alternating red and white quadrants，located at each side and end.You inspect the barge and find slight traces of water in the wing voids due to condensation.What（）.
The Light List shows a lighted aid to navigation on the left bank. This means that the light can be seen on the starboard side of a vessel（）.
You are running parallel to the coast and estimate that the current is against you.In plotting a running fix using bearings from the same object on the coast，the greatest safety margin from inshore dangers will result if what speed is used to determine（）.
When attempting an upstream landing while pushing empty barges ahead in a hard onshore wind，the approach is best made（）.
Which effect does speed through the water have on a vessel which is underway in shallow water （）.
You are drifting in a locale where there is no current．As a rule，your vessel will lie（）.
The term of Landfall means（）.
You are sailing south on the Intracoastal Waterway（ICW）when you sight a green can buoy with a yellow square painted on it.Which of the following is TRUE（）.