RANGE SURVEY OF DEPOSITION IN THE LOWER YELLOW RIVER

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摘要 ArangesurveydatabaseisestablishedandusedtostudythedepositionorerosionprocessesintheLowerYellowRiver(LYR).Thehugeamountofdataobtainedthroughrangesurveysovernearly50yearsismanagedbysoftware(RGTOOLS)developedforthisstudy.RGTOOLSisalsousedtoevaluatetheamountanddistributionofdepositionorerosioninLYR.Volumetricmethodisusedforcomputationoftheamountofdeposition.Spatialandtemporalvariationsofthedepositionarestudiedandillustratedwithdrawings.Itisfoundthatatotalof6.44billionm3ofsedimentweredepositedinthelowerYellowRiveroverapproximately50years.Thepatternofdepositionvariesinresponsetothevariationofoncomingflow,whichisinfluencedbynaturalclimaticvariationsandalsobyreservoiroperation.
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出版日期 2002年02月12日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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