A.Cygnus
B.Pegasus
C.Ursa Major
D.Andromeda
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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
A.one zone to the east
B.one zone to the west
C.two zones to the east
D.two zones to the west
最新試題
Channel 13 is primarily used for ship to ship communication. Channel 13 is also authorized for（）.
Coast Pilots and navigational charts are kept corrected and up-to-date by using the（）.
Deneb is found in what constellation?（）
Deficient oxygen content inside a chain locker can be detected with（）.
Commercial ships or other persons or agencies requiring the assistance of Canadian Coast Guard icebreakers should first contact（）.
Conventional anchors are least likely to hold in a bottom consisting of（）.
Charts showing the coast of Mexico are produced by the United States（）.
Compliance with the terms of the load line certificate on a ship is the responsibility of the（）.
Define the acronym MSI（）.
Concerning the identification signal for a pilot vessel，in fog，which statement is TRUE?（）