A.starboard bow，note the course，and head in that direction
B.starboard quarter，note the course，and head in that direction
C.port quarter，note the course，and head in that direction
D.port bow，note the course，and head in that direction
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A.veering wind
B.backing wind
C.reverse wind
D.chinook wind
A.starboard bow and make as much headway as possible
B.starboard quarter，and make as much headway as possible
C.port quarter，and make as much headway as possible
D.port bow，and make as much headway as possible
A.clockwise around the North Atlantic and North Pacific Oceans
B.clockwise or counterclockwise depending on whether it is warm or cold current
C.counterclockwise except in the Gulf Stream
D.counterclockwise around the North Atlantic and North Pacific Oceans
A.seiche
B.bore
C.boundary wave
D.surge
A.apogean tide
B.double high water
C.perigean tide
D.bore
最新試題
The cold ocean current which meets the warm Gulf Stream between latitudes 40°and 43°N to form the cold wall is called the（）.
In the Northern Hemisphere the major ocean currents tend to flow（）.
The direction of the southeast trade winds is a result of the（）.
In mid-ocean，the characteristics of a wave are determined by three factors. What is NOT one of these factors?（）.
Advection fog is most commonly caused by（）.
A swift current occurring in a narrow passage connecting two large bodies of water which is produced by the continuously changing difference in height of tide at the two ends of the passage is called a(n)（）.
In shallow water，waves that are too steep to be stable，causing the crests to move forward faster than the rest of the wave，are called（）.
In most cases，the direction of the apparent wind lies between the bow and（）.
Advection fog holds longest over which portions of the lakes?（）
On the pole side of the trade wind belt，there is an area of high pressure with weak pressure gradients and light，variable winds. This area is called the（）.