A.Directly in line with the bow
B.Side by side，with their lines on the port and starboard side
C.So that their lines form an angle
D.On top of one another
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A.They occur when the Sun is at minimum declination north or south
B.They occur when the Moon is at maximum declination north or south
C.The difference in height between consecutive high or low tides is at a minimum
D.They are used as the basis for the vulgar establishment of the port
A.They occur only at quadrature
B.They occur when the Moon is nearest the Earth
C.They cause diurnal tides to become mixed
D.They have a decreased range from normal
A.South Atlantic
B.South Equatorial
C.Agulhas
D.Guinea
A.Falkland Current
B.Brazil Current
C.Norway Current
D.Benguela Current
A.Iceland Current
B.Baltic Current
C.Labrador Current
D.Baffin Current
最新試題
The winds with the greatest effect on the set，drift，and depth of the equatorial currents are the（）.
Which current would you encounter on a direct passage from southern Africa to Argentina，South America（）.
The type of current which will have the greatest effect on the course made good for your vessel is（）.
The velocity of a rotary tidal current will be decreased when the Moon is（）.
The term flood current refers to that time when the water（）.
You are anchoring in a river where the current is from one direction only.The best way to lay out two anchors is to have them（）.
Stand of the tide is that time when（）.
（）is not a type of tide.
Which statement is TRUE concerning apogean tides（）．
The two most effective generating forces of surface ocean currents are（）.