A.DEFE
B.DE
C.DS
D.DES
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A.Hydrus
B.Leo
C.Centaurus
D.Aquila
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
最新試題
Chart legends which indicate a conspicuous landmark are printed in（）.
Day-shapes must be displayed（）.
Daylight savings time is a form of zone time that adopts the time（）.
Class I and II private aids to navigation in or along navigable waters of the United States are listed in the（）.
Charts showing the coast of Mexico are produced by the United States（）.
Coast Pilots and navigational charts are kept corrected and up-to-date by using the（）.
Concerning the identification signal for a pilot vessel，in fog，which statement is TRUE?（）
Clouds with the prefix “nimbo” in their name（）.
Deneb is found in what constellation?（）
Compared to a low pressure system，generally the air in a high is（）.