A.period
B.range
C.distance
D.depth
您可能感興趣的試卷
你可能感興趣的試題
A.by
B.with
C.on
D.in
A.Northwesterly
B.Southwesterly
C.Southerly
D.Northerly
A.when the wind is against you
B.with the current setting against you
C.at slack water
D.with a cross current
A.SW'ly direction along the NW coast of Africa
B.S'ly direction off the East Coast of Australia
C.NW'ly direction along the SW coast of Africa
D.SW'ly direction along the SE coast of Greenland
A.fetch
B.distant winds
C.local storms
D.the pull of the moon
最新試題
The speed of an ocean current is dependent on（）.
When there are small differences between the heights of two successive high tides or two successive low tides，the tides are called（）.
The set of the current is the（）.
The velocity of the current in large coastal harbors is（）.
Neap tides occur when the（）.
The tide is（）.
Tides are superimposed on nontidal rising and falling water levels，caused by（）．
Water may boil up around the stern of a vessel in a channel due to（）.
Neap tides occur（）.
A wave entering（）is likely to produce bores．