A.range of tide
B.height of tide
C.charted depth
D.actual water depth
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A.difference in longitude
B.mid-longitude
C.departure
D.meridian angle
A.increases in north latitude and decreases in south latitude
B.decreases as DLO increases
C.increases with increased latitude
D.decreases with increased latitude
A.set the vessel to the left
B.set the vessel to the right
C.offer resistance in the form of a head current
D.furnish additional thrust in the form of a fair or following current
A.Canary Current
B.Benguela Current
C.Agulhas Current
D.South Atlantic Current
A.Leeway
B.Leeside
C.Leeward
D.Lee moving
A.List of Lights
B.Coast Pilot
C.Sailing Directions
D.List of Radiobeacons
A.horizontal
B.vertical
C.diagonal
D.vertical or diagonal
A.watch
B.look for
C.see
D.regard
A.west in west longitude and east in east longitude
B.east in west longitude and west in east longitude
C.west
D.east
A.Snowfall or blowing snow
B.Lack of ability to estimate distance
C.Harsh contrast between sun-illuminated snow cover and the background
D.Hazy horizons with extensive mirage effects
最新试题
The height of tide is the ().
Attention is called to the fact that in many cases pipelines are not () and charted depths may be decreased by up to 2 meters.
As these features are not all charted,special caution should be exercised () vessels navigating in the vicinity.
Due to lapse of time the risk in these areas to surface navigation is now considered ()than the ordinary risks of navigation,but a very real risk still exists with regard to anchoring,fishing or any form of submarine or seabed activity.
A tug is to assist in docking an oceangoing vessel on a hawser. The greatest danger to the tug is ().
Above-normal tides near the center of a hurricane maybe caused by the ().
Information on the operating times and characteristics of foreign radiobeacons can be found in which publication? ()
Clearances of bridges and overhead cables below Bonneville Dam refer to heights in feet above mean ().
A vessel is entering port A for the first time and has a Pilot conning the vessel. The Master is unsure that the Pilot is taking sufficient action to prevent a collision. What should the Master do().
For full information regarding the current circulation of the Indian Ocean,() Sailing Direction,Current Atlas,etc.