【英文标准名称】:Geotechnicalinvestigationandtesting-Laboratorytestingofsoil-Part12:DeterminationofAtterberglimits
【原文标准名称】:土工勘查和检验.土壤的实验室检验.第12部分:阿特伯格极限塑限的测定
【标准号】:ISO/TS17892-12-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-10
【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/TC182
【标准类型】:()
【标准水平】:()
【中文主题词】:试验报告;土壤;土壤普查;阿特伯格;收缩极限;土壤采样;土壤试验;实验室试验;试验;塑限(土壤);水;土工学;建筑;定义;试样;评定;一致性;土方工程;液限(土壤)
【英文主题词】:Atterberg;Consistency;Construction;Definitions;Earthworks;Evaluations;Geotechnics;Investigations;Laboratorytesting;Laboratorytests;Liquidlimit(soils);Plasticlimit(soils);Shrinkagelimit;Soilsampling;Soilsurveys;Soiltesting;Soils;Testspecimens;Testing;Water
【摘要】:ThisdocumentspecifiesmethodsoftestforthedeterminationoftheAtterberglimitsofasoil.TheAtterberglimitscomprisetheliquidlimit,plasticlimitandshrinkagelimit.Theselimitsarealsocalledconsistencylimits.Thisdocumentcoversthedeterminationoftheliquidlimitandtheplasticlimitonly.Theliquidlimitisthewatercontentatwhichasoilchangesfromaliquidtoaplasticstate.Thisdocumentdescribesthedeterminationoftheliquidlimitofaspecimenofnaturalsoil,orofaspecimenofsoilfromwhichmaterialretainedona0,4mmornearestsievehasbeenremoved,usingthefall-conemethod.Thisstandardhasadoptedboththe60g/60°coneandthe80g/30°coneasithasbeenshownthatbothconesgiveessentiallythesamevalueoftheliquidlimit.Otherconedevicesmaybeadoptedprovidedtheycanbeshowntogiveresultsequaltothoseobtainedfromthetestsdescribedherein.NOTETheCasagrandemethodisanalternativemethodforthedeterminationoftheliquidlimit.Experiencehasshownthattheresultsaresubjecttotheperformanceandjudgementoftheoperator.Moreover,theCasagrandetypeapparatusandtestmethodhaveundergonemanysmallbutsignificantvariationssinceitwasfirstproposedbyCasagrandein1932.Thesevariationsgiverisetodifferencesinthevaluesoftheliquidlimitdeterminedfromthetest.Thefall-conemethodisthepreferredmethodofdeterminingtheliquidlimitofasoil.Theplasticlimitofasoilisthelowestwatercontentatwhichthesoilisplastic.Thedeterminationoftheplasticlimitisnormallymadeinconjunctionwiththedeterminationoftheliquidlimit.Itisrecognisedthattheresultsofthetestaresubjecttothejudgementoftheoperator,andthatsomevariabilityinresultswilloccur.TheAtterberglimitsareinfluencedbyoxidationorotherchangesinthespecimen,resultingfromstoringittoolongorotherwisebytreatingitinanunsuitableway.Thisappliesespeciallytoquickclays,sulphideclaysandorganicsoils.
【中国标准分类号】:P13
【国际标准分类号】:13_080_20;93_020
【页数】:12P.;A4
【正文语种】:英语


【英文标准名称】:Methodofmeasuringdischargecapacityofhydrogenabsorbingalloysforanegativeelectrodeofarechargablenickel-metalhydridebattery
【原文标准名称】:可再充电的镍金属氢化物蓄电池的负电极用氢吸收合金的放电能力测量方法
【标准号】:JISH7205-2003
【标准状态】:现行
【国别】:日本
【发布日期】:2003-03-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonNon-FerrousMetals
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:この規格は,水素吸蔵合金のニッケル·水素蓄電池の負極への適用性を判定し,ニッケル·水素蓄電池の設計に必要な水素吸蔵合金の放電容量を求めるための試験方法について規定する。
【中国标准分类号】:K84
【国际标准分类号】:29_220_99;77_150_40
【页数】:6P;A4
【正文语种】:日语