A.falls
B.rises
C.is steady
D.is unreliable
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A.true directions
B.compass error
C.deviation
D.magnetic directions
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
最新試題
The height of a tide can be increased by（）.
Which is the correct procedure for anchoring a small to medium size vessel in deep water （）.
For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）
Steam smoke will occur when（）.
The charts show two dashed lines crossing the river justsouth of St. Catherine Bar Light. What does this indicate? （）
Which is a weekly publication advising mariners of important matters affecting navigational safety（）.
Navigational warnings are published according to（）.
（）is the system for the broadcast and automatic reception of maritime safety information by means of narrow-band direct-printing telegraphy.
On the high seas，a fog signal consisting of one prolonged blast followed by four short blasts would indicate the presence of a（）.
The range of a light on Admiralty Charts is normally the（）.