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【英文标准名称】:Hydrometry-Measurementofliquidflowinopenchannelsusingcurrent-metersorfloats
【原文标准名称】:液体比重测定法.用测流计或浮子测量明渠中的液体流量
【标准号】:ISO748-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-10
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC113
【标准类型】:()
【标准水平】:()
【中文主题词】:代表性区域;浮子;流量测量;流率;液体比重测定法;流量;数学计算;测量;测量仪;测量点;明渠;流动的水;污染试验;流;表面;速度测量;流速;水流;水试验
【英文主题词】:Cross-sectionalarea;Floats;Flowmeasurement;Flowmeasurements;Flowrate;Hydrometry;Liquidflow;Mathematicalcalculations;Measurement;Measuringinstruments;Measuringpoints;Openchannels;Runningwaters;Staintests;Streams;Surfaces;Velocitymeasurement;Velocityofflow;Waterflows;Waterpractice
【摘要】:ThisInternationalStandardspecifiesmethodsfordeterminingthevelocityandcross-sectionalareaofwaterflowinginopenchannelswithouticecover,andforcomputingthedischargetherefrom.Itcoversmethodsofemployingcurrent-metersorfloatstomeasurethevelocities.Itshouldbenotedthatalthough,insomecases,thesemeasurementsareintendedtodeterminethestage-dischargerelationofagaugingstation,thisInternationalStandarddealsonlywithsinglemeasurementsofthedischarge;thecontinuousrecordingofdischargesoveraperiodoftimeiscoveredinISO1100-1andISO1100-2.NOTEThemethodsfordeterminingthevelocityandcross-sectionalareaofwaterflowinginopenchannelswithicecoverarespecifiedinISO9196.
【中国标准分类号】:A50
【国际标准分类号】:17_120_20
【页数】:46P;A4
【正文语种】:英语