作者单位: | [1]EarthSciencesDirectorate,NationalAeronauticsandSpaceAdministration/GoddardSpaceFlightCenter,Greenbelt,Maryland20771,USA [2]ScienceApplicationsInternationalCorporation,Beltsville,Maryland20705,USA [3]GoddardEarthSciencesandTechnologyCenter(GEST),UniversityofMaryland,Baltimore,MD21250,USA [4]不详,UniversityofMaryland,Baltimore,MD21250,USA |