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Atmospheric Composition Essay Preview: Atmospheric Composition Report this essay Chapter4[pic 1]Atmospheric composition Primarily gases – uniform mixture to about 80 km – also termed homosphere(均质层)Homosphere=Ozonosphere+mesosphere Troposphere+Stratosphere+Mesosphere 对流层 同温层 中间层(50-80km) Heterosphere= Thermosphere 非均质层 热大气层• Includes suspended solids and liquids – aerosols, particulates• Also includes water vapour(水蒸气).