ISO/IEC TR 10000-1-1992 信息技术.国际标准化型式的结构和分类学.第1部分:结构
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【英文标准名称】:Informationtechnology;frameworkandtaxonomyofinternationalstandardizedprofiles;part1:framework
【原文标准名称】:信息技术.国际标准化型式的结构和分类学.第1部分:结构
【标准号】:ISO/IECTR10000-1-1992
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:StandardTestMethodforBiodegradabilityofAlkylbenzeneSulfonates
【原文标准名称】:烷基苯磺酸盐生物降解能力的标准试验方法
【标准号】:ASTMD2667-1995(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E47.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:alkylbenzenesulfonate;biodegradability;confirmingtest;presumptivetest;semicontinuousactivatedsludge;shakeculture;Alkylbenzenecompounds;Biodegradation;Shakecultureprocedure;Sludge
【摘要】:Thistestmethodisdesignedtodeterminewhetherthesulfonatetestedwillberemovedsufficientlybyusualmethodsofsewagetreatmentfortheeffluenttobesafelydischargedtotheenvironmentwithoutfurthertreatment.Ifthesurfactantreductioninthepresumptivetestequalsorexceeds90%,thematerialisconsideredtobeadequatelybiodegradablewithoutfurthertesting.Ifthesurfactantreductioninthepresumptivetestisbetween80and90%,thematerialshouldbesubjectedtotheconfirmingtest.Ifthesurfactantreductioninthepresumptivetestisbelow80%,thematerialisconsideredinadequatelybiodegradable.Ifitisnecessarytoruntheconfirmingtest,thesurfactantreductioninthistestmustbeatleast90%forthematerialtobeconsideredadequatelybiodegradable.AnexampleofdatafromboththepresumptiveandconfirmingtestcanbefoundinAppendixX4.1.1Thistestmethodcoversthedeterminationofthedegreeofbiodegradabilityofalkylbenzenesulfonates.Itservesasanindexofthesuitabilityofthesulfonateforgeneraluseasasurfactant.1.2Ingeneral,thistestmethoddistinguishesbetweensulfonatesinwhichthealkylsidechainsarelinearandthoseinwhichtheyarebranched,sincetheformeraremorereadilybiodegradable.Ifthealkylbenzenesulfonateinfullyformulatedproductsistobeexamined,itmustbeextractedusingthemethodnotedinAnnexA1.(SeeAppendixX1fordata.)1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.MaterialSafetyDataSheetsareavailableforreagentsandmaterials.Reviewthemforhazardspriortousage.
【中国标准分类号】:G17
【国际标准分类号】:71_100_40
【页数】:11P.;A4
【正文语种】:英语
【英文标准名称】:Timberstructures-Staticandcycliclateralloadtestmethodsforshearwalls
【原文标准名称】:木结构.抗震墙静力和周期横向荷载试验方法
【标准号】:ISO21581-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-06
【实施或试行日期】:2010-06-15
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC165
【标准类型】:()
【标准水平】:()
【中文主题词】:建筑;施工材料;装配产品;周期性荷载;尺寸选定;尺寸规格;模板;横向力;荷载能力;负荷;材料;辅梁;实心木块;规范(验收);静力学;材料强度;建筑用木料;结构;测试;木结构;墙;护墙板;木材;木质板材
【英文主题词】:Construction;Constructionmaterials;Constructionalproducts;Cyclicloading;Dimensioning;Dimensions;Formwork;Lateralforces;Loadcapacity;Loading;Materials;Servicegirders;Solidwood;Specification(approval);Statics;Strengthofmaterials;Structuraltimber;Structures;Testing;Timberstructures;Walls;Weatherboards;Wood;Woodbasedsheetmaterials
【摘要】:ThisInternationalStandardestablishestherulesforregistriesoperatinginanetworkenvironmenttoprovidetheinformationaboutcollections,parties,activitiesandservicesneededbylibrariesandrelatedorganizationstomanagetheircollectionsanddeliverinformationanddocumentationservicesacrossarangeofapplicationsanddomains.ThisInternationalStandardpresentsadataelementdirectorythatcanbeusedasaframeworkforcollectingtheappropriatedataandsharingitwithotherregistryservices,providingaccesstoregistrydatathroughstandardprotocolswheneveritisneededaspartofanautomatedbusinessworkflow,publishingregistriesinelectronicorprintform,andarchivingregistrydatawhenthedataexistonlyinelectronicform.ThisInternationalStandardisapplicabletonationalregistriespublishedinbi-ormultilingualcountriesandnationalandregionalregistriesintendedforinternationaluse.
【中国标准分类号】:P23
【国际标准分类号】:91_080_20
【页数】:22P;A4
【正文语种】:英语
