A.Reprints of Radio Navigational Warnings
B.Amendments to Admiralty Sailing Directions
C.Amendments to Admiralty Lists of Lights and Fog Signals
D.Amendments to Admiralty List of Radio Signals
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A.Chart Number only
B.Chart Number + Previous NM Number/Year
C.Chart Number + Between Previous and Present Dates
D.Cumulative Number
A.as soon as possible
B.prior to its publication
C.in advance of any possible accident
D.by means of other than airmails
A.broadcast
B.broadcasted
C.are broadcast
D.are broadcasted
A.SafetyNET
B.NAVTEX
C.NAVAREA
D.VHF R/T
A.conduction fog
B.radiation fog
C.frontal fog
D.advection fog
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（）.
Navigational warnings and weather bulletins for shipping（）from Singapore Radio.
For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）
（）is the system for the broadcast and automatic reception of maritime safety information by means of narrow-band direct-printing telegraphy.
In revised editions of Admiralty charts the（）are corrected first．
Which would influence a magnetic compass（）.
Weekly Notices are dated for the（）appropriate to the week they are issued on the UKHO website.
The charts show two dashed lines crossing the river justsouth of St. Catherine Bar Light. What does this indicate? （）
On the high seas，a fog signal consisting of one prolonged blast followed by four short blasts would indicate the presence of a（）.
SEARCHABLE NOTICES TO MARINERS can be searched by all the following options except（）.