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【英文标准名称】:Soilquality-Determinationofparticlesizedistributioninmineralsoilmaterial-Methodbysievingandsedimentation
【原文标准名称】:土壤质量矿质土壤物质粒度分布的测定筛分法和沉降法
【标准号】:ISO11277-1998
【标准状态】:作废
【国别】:国际
【发布日期】:1998-05
【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/TC190
【标准类型】:()
【标准水平】:()
【中文主题词】:矿物;碳酸盐;干法筛析;湿法筛选;沉淀分析;筛分;粒度;沉淀;土壤组分;矿质土壤;盐;溶质;土壤试验;土壤普查;有机物质;粒度分布;按大小分级;测定;抽样方法
【英文主题词】:Carbonates;Compositionoftheground;Determination;Drysieving;Mineralsoils;Minerals;Organicmatters;Particlesize;Particlesizedistribution;Salts;Samplingmethods;Sedimentation;Sedimentationanalysis;Sieving;Sizeclassification;Soilsurveys;Soiltesting;Solutes;Wetscreening
【摘要】:ThisInternationalStandardspecifiesabasicmethodofdeterminingparticlesizedistributionapplicabletoawiderangeofmineralsoilmaterials,includingthemineralfractionoforganicsoils.Italsooffersprocedurestodealwiththelesscommonsoilsmentionedintheintroduction.ThisInternationalStandardhasbeendevelopedlargelyforuseinthefieldofenvironmentalscience,anditsuseingeotechnicalinvestigationsissomethingonwhichprofessionaladvicemightberequired.AmajorobjectiveofthisInternationalStandardisthedeterminationofenoughsizefractionstoenabletheconstructionofareliableparticlesizedistributioncurve.ThisInternationalStandarddoesnotapplytothedeterminationoftheparticlesizedistributionoftheorganiccomponentsofsoil,i.e.themoreorlessfragile,partiallydecomposed,remainsofplantsandanimals.ItshouldalsoberealizedthatthechemicalpretreatmentsandmechanicalhandlingstagesinthisInternationalStandardcouldcausedisintegrationofweaklycohesiveparticlesthat,fromfieldinspection,mightberegardedasprimaryparticles,eventhoughsuchprimaryparticlescouldbebetterdescribedasaggregates.Ifsuchdisintegrationisundesirable,thenthisInternationalStandardshouldnotbeusedforthedeterminationoftheparticlesizedistributionofsuchweaklycohesivematerials.
【中国标准分类号】:X11
【国际标准分类号】:13_080_20
【页数】:30P.;A4
【正文语种】:英语