单项选择题
In the Northern Hemisphere you are caught in the dangerous semicircle with plenty of sea room available. The best course of action is to bring the wind on the().
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
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相关考题
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单项选择题
In the Northern Hemisphere the major ocean currents tend to flow().
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 -
单项选择题
In some river mouths and estuaries the incoming high-tide wave crest overtakes the preceding low-tide trough. This results in a wall of water proceeding upstream,and is called a().
A.seiche
B.bore
C.boundary wave
D.surge -
单项选择题
In some parts of the world there is often a slight fall in tide during the middle of the high water period. The effect is to create a longer period of stand at higher water. This special feature is called a(n)().
A.apogean tide
B.double high water
C.perigean tide
D.bore
