A.extremely cold air from shore passes over warmer water
B.warm dry air from shore passes over cooler water
C.cold ocean water evaporates into warm air
D.cool rain passes through a warm air mass
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A.FORECAST
B.GALE WARNING
C.SYNOPSIS
D.STORM WARNING
A.Supplements
B.Annual Summary
C.Navigational Warnings
D.Notices to Mariners
A.vessel being towed
B.fishing vessel engaged in trawling
C.vessel at anchor warning you of her location
D.power-driven pilot vessel on station underway
A.falls
B.rises
C.is steady
D.is unreliable
A.true directions
B.compass error
C.deviation
D.magnetic directions
最新試題
What is the most important source of information to be used in correcting charts and keeping them up to date（）.
The broken magenta line which runs parallel to the shorebetween Roanoke Point and Mattituck Inlet marks a（）.
The height of a tide can be increased by（）.
Why is a warning sign displayed at the gangway or access point of a barge during cargo transfer（）.
Which is a weekly publication advising mariners of important matters affecting navigational safety（）.
Vessels should not anchor or trawl in the vicinity of pipelines and are（）in the pipeline area shown on the chart.
The charts show two dashed lines crossing the river justsouth of St. Catherine Bar Light. What does this indicate? （）
For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）
Which would influence a magnetic compass（）.
（）is the system for the broadcast and automatic reception of maritime safety information by means of narrow-band direct-printing telegraphy.