A.broadcast
B.broadcasted
C.are broadcast
D.are broadcasted
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A.SafetyNET
B.NAVTEX
C.NAVAREA
D.VHF R/T
A.conduction fog
B.radiation fog
C.frontal fog
D.advection fog
A.active weather disturbances such as hurricanes or tropical storms
B.the latest navigational warnings
C.scheduled vessel arrivals and departures for a 24-hour period
D.water levels at river ports where run-off affects tidal heights
A.Overhead power lines
B.Louisiana-Mississippi ferry crossings
C.Two railroad trestles
D.Two submerged oil pipelines
A.fish trap area
B.pipeline
C.demarcation line
D.cable area
最新試題
LOW ABOUT 300 MILES SOUTHWEST OF LISBON 1004 MOVING SLWLY SOUTHEAST COMMA FILLING 1006 BY MIDNIGHT.This phrase is likely to be under the heading of（）.
What is the significance of the broken magenta lines which roughly parallel the shore between Roanoke Point and Orient Point on Long Island（）.
Many navigational warnings are of a temporary nature，but others remain in force for several months or may be succeeded by（）.
For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）
Which is a weekly publication advising mariners of important matters affecting navigational safety（）.
What is the most important source of information to be used in correcting charts and keeping them up to date（）.
Section V of the ADMIRALTY NOTICES TO MARINERS is（）.
Why is a warning sign displayed at the gangway or access point of a barge during cargo transfer（）.
LOW AT 34N 135E ESLY SLWLY INTST NC．This description is most likely to be under the heading of（）.
The height of a tide can be increased by（）.