A.required navigation lights
B.lifesaving equipment standards
C.casualty reporting procedures
D.currents in various locations
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A.Tidal Current Tables
B.Tide Tables
C.American Practical Navigator
D.Sailing Directions
A.Admiralty Sailing Directions
B.Admiralty List of Lights
C.Admiralty List of Signals
D.Admiralty Notices to Mariners
A.corrections
B.publications
C.supplements
D.alterations
A.enforces
B.cancels
C.corrects
D.replenishes
A.horizontal
B.vertical
C.diagonal
D.vertical or diagonal
最新試題
Clearance gauges at bridges indicate （）.
An occulting light is one in which （）.
The height of a light is measured from which reference plane?（）
The distance between the surface of the water and the tidal datum is the （）.
During daylight savings time the meridian used for determining the time is located farther （）.
Areas enclosed by a long and short dashed magenta line indicate （）.
The Earth has the shape of a(n) （）.
Attention is called to the fact that in many cases pipelines are not （） and charted depths may be decreased by up to 2 meters．
AFTER DROPPING THE PILOT means （）.
The meaning of ebb tide is that （）.