单项选择题
A.density differences of the water B.rotation of the earth C.direction of primary circulation of air D.all of the above
The set of the equatorial countercurrent is generally t...
单项选择题The set of the equatorial countercurrent is generally to the（）.
A.north B.east C.southwest D.northwest
The set of the current is the（）.A.speed of the current ...
单项选择题The set of the current is the（）.
A.speed of the current at a particular time B.maximum speed of the current C.direction from which the current flows D.direction in which the current flows
The north equatorial current flows to the（）.A.eastB.nor...
单项选择题The north equatorial current flows to the（）.
A.east B.northeast C.southwest D.west
