DIN 66004-1-1983 信息处理.数据媒体编码.在穿孔带25上7位码字符集的表示方法
作者:标准资料网 时间:2024-05-20 05:10:45 浏览:9463
来源:标准资料网
【英文标准名称】:Informationprocessing;codingondatamedia;representationof7-bitcodecharactersetsonpunchedtape25
【原文标准名称】:信息处理.数据媒体编码.在穿孔带25上7位码字符集的表示方法
【标准号】:DIN66004-1-1983
【标准状态】:现行
【国别】:德国
【发布日期】:1983-01
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:信息处理;穿孔带;数据媒体;数据表示;ISO7位代码字符集;代码字符集;信息交流;代码
【英文主题词】:Charactersets;Codedcharactersets;Codes;Datamedia;Dataprocessing;Datarepresentation;Informationexchange;Informationprocessing;ISOseven-bitcodedcharacterset;Punchedtapes;Representationofc
【摘要】:Informationprocessing;codingondatamedia;representationof7-bitcodecharactersetsonpunchedtape25ZusammenhangmitdervonderInternationalOrganizationforStandardization(ISO)herausgegebenenInternationalenNormISO1113-1979,sieheErl?ut
【中国标准分类号】:L71
【国际标准分类号】:35_040
【页数】:2P;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforInhibitionofRespirationinMicrobialCulturesintheActivatedSludgeProcess
【原文标准名称】:活性污泥处理中微生物培养时抑止呼吸的标准试验方法
【标准号】:ASTMD5120-1990(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1990
【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】:D34.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:inhibitionofrespiration;microbialcultures;microbialculturesintheactivatedsludgeprocess;respiration;Activatedsludge;Antimicrobialformulations/testing;Batchprocedures;Inhibition(oftestorganism);Microbiologicalexamination;Microorg
【摘要】:Theobjectivesoftherespirationinhibitiontestsmaybedefinedbytheinterestsoftheuser,butthetestmethodisdesignedprimarilyforexaminationoftheinhibitionresponsewithoperatingmicrobialsystemssuchasanactivatedsludgeprocesstreatingdomesticorindustrialwastes.Differentapparatusexistthatfacilitatecontinuousorcontinualmeasurementofrespirationinmicrobialsystemsandeachmaybeusedasthetooltoobserverespirationinthistestmethod.Respirometrymayutilizeanyapparatusandtechniquethatwillachievethedeterminationofrespirationrate.AnumberofdevicesarepresentedinAppendixX1.Equivalencyintheexperimentalcapabilityofeachdeviceisnotimplied.Theanalystshouldselecttherespirometricapproachthatbestsuitshisneeds.Theinhibitoryeffectofatestcandidateisidentifiedmorecompletelybyexamininginhibitionoverarangeofconcentrations,suchasdeterminingtheEC50.Theuseofaeratedcontainerspermitsconcurrentmanagementofaseriesofcellsuspensions.Arespirometerforeachcellsuspensionmightalsobeused.1.1Thistestmethodcoversabatchprocedurethatevaluatestheimpactofselectedwastewaters,materials,orspecificcompoundsontherespirationrateofanaqueousmicrobialculture,suchasactivatedsludge.1.2Alternativeproceduresformeasurementofmicrobialactivity,suchasadenosine5x2032;triphosphate(ATP),specificsubstrateutilization,etc.arenotwithinthescopeofthistestmethod.1.3Theresultsobtainedarebasedoncomparisonsinaspecifictestseriesthatexaminesarangeofconcentrationsofthepotentiallyinhibitorytestcandidateusingbatchmethodsinalaboratory.Resultsarecompletedinashorttimeframe(afewhours).1.4Thetestresultsarespecifictothemicrobialcultureused.Microbialculturefromdifferentwastewatertreatmentplantswilldifferinkindsandnumbersoforganisms,andperformancecapability.Thus,thereisnobasisforcomparingresultsformicrobialculturesfromdifferenttreatmentfacilities.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z13
【国际标准分类号】:
【页数】:6P.;A4
【正文语种】:英语
【英文标准名称】:SamplingwithaDipperorPoundSampler
【原文标准名称】:用汲取取样器或捣碎取样器取样
【标准号】:ASTMD5358-1993
【标准状态】:现行
【国别】:美国
【发布日期】:1993
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:采样设备;抽样方法
【英文主题词】:samplingmethods;samplingequipment
【摘要】:
【中国标准分类号】:G04
【国际标准分类号】:19_020
【页数】:2P;A4
【正文语种】:英语
