A.clearing weather
B.that a warm front has passed
C.probable thunderstorm activity
D.an approaching hurricane or typhoon
您可能感興趣的試卷
你可能感興趣的試題
A.vertical air movements
B.heavy rainstorms
C.horizontal air movements
D.any movement of moist air
A.Skull and crossbones
B.Yellow and white
C.Red and white
D.White and black
A.soft clay
B.hard mud
C.very soft mud
D.sand
A.immediately after restoring vital services
B.immediately
C.following control of flooding
D.following establishment of fire boundaries
A.prevailing westerlies
B.horse latitudes
C.trade winds
D.subpolar low pressure belts
最新試題
Cyclones that have warm sectors usually move（）.
Clouds form（）.
Compared to a low pressure system，generally the air in a high is（）.
Concerning a celestial observation，the azimuth angle is measured from the principal vertical circle to the（）.
Complete information on weather broadcasts throughout the world is contained in（）.
Cumulonimbus clouds are formed by（）.
Considering the general circulation of the atmosphere，the wind system between latitudes 30°N and 60°N is commonly called the（）.
Compared to internal structural plating，the exterior hull plating on a ship is usually（）.
Diesel powered industrial trucks on a ship that are provided with safeguards to the exhaust，fuel，and electrical systems are designated（）.
Charts showing the coast of Mexico are produced by the United States（）.