学科分类
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2 个结果
  • 简介:Inordertoimprovetheaccuracyoftherainfallmeasurement,aradar-radiometersystemhasbeendevel-oped.ItcouldbeusedtomeasurethedistributionoftherainfallintensityaLldthevariationofarearainfall.Infieldexperiment,theaccuracyoftherainfallmeasurementwasimporved.Inthispaper,theerrorofrainfallmeasurementbyradarwillbeevaluatedandthemethodstoimprovetheaccuracyoftherainfallmeasurementwillbediscussed.

  • 标签: radar-radiometer system area RAINFALL RAINFALL measurement
  • 简介:Thedesignprincipleandstructuralfeaturesofanewtypedual-channelground-basedmicrowaveradiometerformeasurementofwatervaporandliquidwaterintropospherearediscussed.Amethodindependentofradiosondedataisusedforsystemabsolutecalibrations.Astatisticalmethodforretrievingthetotalwatervaporandcloudliquidwatercontentandanonlineariterativealgorithmforretrievingthewatervaporprofilesinthetropospherearediscussed.Comparisonisconductedbetweenthemeasurementoftheintegratedamountsofthewatervaporandthetroposphericvaporprofilesbytheradiometerandtheradiosondedata.

  • 标签: digital instrument CALIBRATION INVERSION ALGORITHMS MICROWAVE