单项选择题
A.getting B.setting C.being D.having
The winds with the greatest effect on the set，drift，and...
单项选择题The winds with the greatest effect on the set，drift，and depth of the equatorial currents are the（）.
A.doldrums B.horse latitudes C.trade winds D.prevailing westerlies
The velocity of the wind，its steady direction，and the a...
单项选择题The velocity of the wind，its steady direction，and the amount of time it has blown determines a wind driven current’s（）.
A.temperature B.density C.deflection D.speed
The velocity of the current in large coastal harbors is...
单项选择题The velocity of the current in large coastal harbors is（）.
A.predicted in Tidal Current Tables B.unpredictable C.generally constant D.generally too weak to be of concern
