A.Hydrus
B.Leo
C.Centaurus
D.Aquila
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A.Cygnus
B.Pegasus
C.Ursa Major
D.Andromeda
A.Maritime Safety Information
B.Maritime Shipping Index
C.Maritime Satellite Indicator
D.Mariner Safety Intelligence
A.litmus paper
B.combustible gas indicator
C.oxygen breathing apparatus
D.oxygen indicator
A.longitudinally
B.vertically
C.transversely
D.intermittently
A.between sunset and sunrise
B.only between 8 AM and 4 PM
C.during daylight hours in any visibility
D.during daylight hours in unrestricted visibility only
最新試題
Class I and II private aids to navigation in or along navigable waters of the United States are listed in the（）.
Control of fire should be addressed（）.
Cumulonimbus clouds are formed by（）.
Corrosive liquids and acids should have which kind of label?（）
Charts showing the coast of Mexico are produced by the United States（）.
Clouds with the prefix “nimbo” in their name（）.
Cyclones that have warm sectors usually move（）.
Compared to internal structural plating，the exterior hull plating on a ship is usually（）.
Diesel powered industrial trucks on a ship that are provided with safeguards to the exhaust，fuel，and electrical systems are designated（）.
Define the acronym MSI（）.