学科分类
/ 1
1 个结果
  • 简介:ThemainactivitiesinthejointexpeditionbetweenCHINAREandANAREonAmeryiceshelfareintroduced.Five-daycontinuousGPSobservationdatacollectedonthesitewhichlocatesatthefrontalpartofAmeryiceshelfwasprocessedwithprecisepointpositioning(PPP)technologybasedonpreciseproductsfromIGS.VelocityofthesurfaceiceflowonAmerycanbederivedfromthePPPsolution.Preliminaryresultshowsthatthesurfaceiceflowvelocityofthesiteis2.25metersperday,themotiondirectionisnortheastward.SemidiurnaloceanictideanddiurnaloceanictidesignalofthatsitecanberecoveredfromtheheightvariationseriesofPPPsolution.Theseabovesolutionscanbeusedtotheconsequentmassbalancecalculation.

  • 标签: GPS 全球定位系统 冰体流动 南极