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【英文标准名称】:Measurementofliquidflowinopenchannels-Methodsformeasurementofcharacteristicsofsuspendedsediment
【原文标准名称】:明渠液体流量测量.悬浮沉淀物的特征测量法
【标准号】:ISO4363-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-12
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC113
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;计量学;试验;液体;流量测量;测量;颗粒空气污染物;液体流动
【英文主题词】:liquidflow;definitions;definition;measurement;particulateairpollutants;testing;metrology;flowmeasurements;flowmeasurement;liquids
【摘要】:ThisInternationalStandardspecifiesconventionalandsimplifiedmethodsforthemeasurementofcross-sectionalmeansuspendedsedimentmassconcentrationandmeanparticlesizedistribution.Theconventionalmethodisusedforroutinemeasurementsinperiodsofstableorslowlyvariedflow.Thesimplifiedmethodismainlyusedforsedimentmeasurementsforthepurposeofobservingthevariationprocessofsedimenttransportandcanbeperformedunderdifficultconditions.Empiricalrelationshipsareestablishedbetweenthecross-sectionalmeansuspendedsedimentmassconcentrationsandmeanparticlesizedistributionsmeasuredbyconventionalandsimplifiedmethods.ThemethodsspecifiedinthisInternationalStandardareapplicabletosuspendedsedimentmeasurementsathydrologicalstations.
【中国标准分类号】:P12
【国际标准分类号】:17_120_20
【页数】:34P;A4
【正文语种】:英语