A.true directions
B.compass error
C.deviation
D.magnetic directions
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A.the designed area
B.the designated area
C.the indicated area
D.all area over the world
A.Notices to Mariners
B.Sailing Directions
C.List of Lights and Signals
D.Guide to Port Entries
A.GL WNG
B.GEN SYN
C.STM WNG
D.TY WNG
A.GALE WARNING
B.24 HOURS FORECAST
C.GENERAL SITUATION
D.TROPICAL CYCLONE WARNING
A.Notice to Mariners
B.Coast Pilots
C.nautical chart catalogs
D.Sailing Directions
最新試題
The broken magenta line which runs parallel to the shorebetween Roanoke Point and Mattituck Inlet marks a（）.
Vessels should not anchor or trawl in the vicinity of pipelines and are（）in the pipeline area shown on the chart.
What is the most important source of information to be used in correcting charts and keeping them up to date（）.
Generally，（）are used as the track charts on the high sea，（）are used for harbors，inland waters and coastal areas．
Weekly Notices are dated for the（）appropriate to the week they are issued on the UKHO website.
Navigational warnings and weather bulletins for shipping（）from Singapore Radio.
Periodic publications notifying changes in，or additions to，previously published navigational data are（）.
Why is a warning sign displayed at the gangway or access point of a barge during cargo transfer（）.
The fog most commonly encountered at sea is called（）.
Steam smoke will occur when（）.