A.moderate but easily navigated
B.calm
C.mountainous and confused
D.mountainous but fairly regular as far as direction is concerned
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A.high relative humidity
B.frequent showers and thunderstorms
C.steep pressure gradients
D.frequent calms
A.steady，constant winds
B.frequent rain showers and thunderstorms
C.steep pressure gradients
D.low relative humidity
A.high winds
B.high overcast clouds
C.calm or light winds
D.fog or steady rain
A.north to south
B.south to north
C.east to west
D.west to east
A.3 times the depth of water
B.6 times the depth of water
C.10 times the depth of water
D.15 times the depth of water
最新試題
The wind is（）and decreasing.
Wen a hurricane passes over colder water or land and loses its tropical characteristics，the storm becomes a（n）（）.
If you observe the point of cloud convergence shifting to the right and the “bar”of the storm appears to move along the horizon（）.
You have determined that you are in the right semicircle of a tropical cyclone in the Northern Hemisphere.What action should you take to avoid the storm（）.
Which condition suggests that your present position lies in the navigable semicircle of a tropical storm（）.
In the relatively calm area near the hurricane center，the seas are（）.
MIST is caused by（）.
When your vessel is on or near the path of an approaching tropical storm the（）.
What kind of conditions would you observe as the eye of a storm passes over your ship’s position（）.
Monsoons are characterized by（）.