A.radar conspicuous beacon
B.circular radiobeacon
C.radar transponder beacon
D.radar calibration beacon
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A.deviation
B.annual rate of variation change
C.precession
D.compass error
A.newly edition with up to date correction and in reasonable prices
B.the current edition and incorporate the last Notices to Mariners correction
C.the current edition and incorporate the latest Notices to Mariners correction at the time of sale
D.brand-new one with up to date correction and clean writing
A.C
B.Cl
C.Co
D.c
A.Surging
B.Spilling
C.Plunging
D.Converging
A.you should stay to the north or east of the buoy
B.you should stay to the west or south of the buoy
C.the buoy is a major lighted buoy
D.nothing special for navigational purposes
最新試題
When navigating in high latitudes and using a chart based on a Lambert conformal projection，（）.
The revision date of a chart is printed on which area of the chart? （）
On a Mercator chart，1 nautical mile is equal to（）.
Which chart symbol indicates the bottom is clay（）.
The broken magenta lines（long and short dashes）in and around Mobjack Bay indicate（）.
Which aid is NOT marked on a chart with a magenta circle? （）
The numeral in the center of a wind rose circle on a pilot chart indicates the （）.
Where would you obtain data on currents for areas of the world not covered by the National Ocean Service（）.
A chart projection depicting the poles and a small area on either side of a connecting meridian，that is sometimes used for star charts，is the（）.
The only cylindrical chart projection widely used for navigation is the （）.