A.Is 50% water saturated
B.Is 90% water saturated
C.Temperature is greater than the dew point temperature
D.Temperature is equal to，or below the dew point temperature
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A.Distance a wave travels between formation and decay
B.Stretch of water over which a wave-forming wind blows
C.Time in seconds required for two crests to pass a given point
D.Measurement of a wave's steepness
A.westerly
B.parallel to the isobars in the warm sector
C.toward the nearest high pressure area
D.faster than the accompanying cold front
A.clearing weather
B.that a warm front has passed
C.probable thunderstorm activity
D.an approaching hurricane or typhoon
A.vertical air movements
B.heavy rainstorms
C.horizontal air movements
D.any movement of moist air
A.gradient current
B.density current
C.swift current
D.torrent current
最新試題
What kind of pressure systems travel in easterly waves（）.
In regions near the poles，the winds are generally described as（）.
Which condition suggests that your present position lies in the navigable semicircle of a tropical storm（）.
Your facsimile prognostic chart indicates that you will cross the cold front of a low pressure system in about 24 hours.You should（）.
What is the first visible indication of the presence of a tropical cyclone or hurricane（）.
Wen a hurricane passes over colder water or land and loses its tropical characteristics，the storm becomes a（n）（）.
The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.
The doldrums are characterized by（）.
Two well-developed high pressure areas may be separated by a（）.
The passing of a low pressure system can be determined by periodically checking the（）.