A.poor fix
B.good fix
C.poor signal quality
D.good signal quality
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A.on an even keel
B.listing about 1° to the side the light is displayed on
C.listing over 5° With the light displayed on the high side
D.listing，and the chutes should be directed to the side where the light is displayed
A.two red lights
B.one green light
C.one white light
D.one amber light
A.circle of equal altitude
B.parallel of declination
C.parallel of altitude
D.vertical circle
A.straight line
B.arc
C.parabola
D.hyperbola
A.all-round yellow light only
B.all-round white light only
C.all-round blue light only
D.alternating red and yellow light
最新試題
For details of these and other lights the larger scale charts and Admiralty Lists should be （）.
The program of graphical predictions of height against time for a period of up to seven consecutive days is contained in（）.
On an Atlantic Ocean voyage from New York to Durban，South Africa，you should expect the Agulhas Current to present a strong（）.
What is the use of the books of Admiralty List of Lights and Fog Signals? Their use is to （）.
The latest known details of lights are given in（）.
A person who sees someone fall overboard should（）.
The daily predictions of the times and heights of high and low water for a selection of Standard Ports are given in（）.
Of the following，（）is not likely found in The Mariners Handbook.
The Coast Radio Stations are found in（）.
The Lists of Meteorological Observation Stations can be found in（）.