A.dump valve
B.deflector
C.separator
D.diverter
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A.poor fix
B.good fix
C.poor signal quality
D.good signal quality
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
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The daily predictions of the times and heights of high and low water for a selection of Standard Ports are given in（）.
On an Atlantic Ocean voyage from New York to Durban，South Africa，you should expect the Agulhas Current to present a strong（）.
The Lists of Meteorological Observation Stations can be found in（）.
An inflatable liferaft is hand-launched by（）.
After jacking down your liftboat you have an unexpected list.You find that the only cause of this list must be a flooded leg.Your next course of action should be to（）.
A person who sees someone fall overboard should（）.
The international number，location and/or name，geographical co-ordinates，characteristics and intensity，elevation in metres，range in sea miles and description of structure of a light can be found in（）.
Before personnel are lifted from a vessel in a personnel basket，the vessel should be（）.
After launching，an inflatable raft should be kept dry inside by（）.
An orange flag showing a black circle and square is a（）.