环境工程导论大气

Atmosphere•Thethinenvelopeoflife-sustaininggasessurroundingtheearthisdividedintoseveralsphericallayerscharacterizedbyabruptchangesintemperature,theresultofdifferencesintheabsorptionofincomingsolarenergy.Source:G.TylerMiller,Jr.EnvironmentalscienceThecompositionofatmospheredrycleanairwatervapoursolidparticlesThecompositionofdrycleanairThecompositionofdrycleanairingredientFormulaweightVolumeratio%ingredientFormulaweightVolumeratio%N228.0178.09Ne20.180.0018O232.0020.95He4.0030.0005Ar39.940.93CO244.010.03Kr83.700.0001H22.0160.00005Xe131.300.000008O348.000.000001AtmosphericStructure•Troposphere•Stratosphere•Mesosphere•Thermosphere•ExosphereTroposphere对流层Stratosphere平流层Mesosphere中间层Thermosphere热成层Exosphere散逸层Majormeteorologicalfactorsatmospherictemperatureatmosphericpressureatmospherichumiditywind•directionswind•strengthamountofrainfallsways•Dew•Fog•Rain•Hail•Snow•Dew•Fog•Rain•Hail•SnowThemeteorologicalfactorswhichinfluencetheatmosphericpollution.•Theaveragewindandturbulence•Characteristicsofatmosphere•Systembetweenatmosphereandearth-surface•Large-scaleweathersituation•TheunderlyingsurfaceconditionsThanksforlistening.AllabovecomesfromClassz1301ofEnvironmentalEngineering