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BS 5186-1975 轴心高度规范

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【英文标准名称】:Specificationforshaftcentreheights
【原文标准名称】:轴心高度规范
【标准号】:BS5186-1975
【标准状态】:现行
【国别】:英国
【发布日期】:1975-02-28
【实施或试行日期】:1975-02-28
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:心轴高度;优先数;动力传动系统;尺寸
【英文主题词】:Definition;Definitions;Dimensions;Drivingelements;Height;Machines;Shaftcentreheights;Shafts(rotating);Tolerances(measurement)
【摘要】:Nominaldimensionsandtolerancesforheightsof25mmandabovefordrivinganddrivenmachines.ValuesselectedfromtheR5,10,20and40series.
【中国标准分类号】:J05
【国际标准分类号】:21_020
【页数】:12P;A4
【正文语种】:英语


【英文标准名称】:Bitumenandbituminousbinders-Determinationofsolubility.
【原文标准名称】:沥青和沥青粘合剂.溶解度的测定
【标准号】:NFT66-012-1999
【标准状态】:作废
【国别】:法国
【发布日期】:1999-12-01
【实施或试行日期】:1999-12-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:材料;测定;名称与符号;规范(验收);稳定性(机械性能);特性;材料试验;抽样方法;沥青粘合剂;定义;粘合剂;施工材料;石油产品;建筑;检验;沥青;溶解度;试验
【英文主题词】:
【摘要】:
【中国标准分类号】:E43
【国际标准分类号】:75_140;91_100_50
【页数】:9P;A4
【正文语种】:其他


【英文标准名称】:Codeofpracticefortheuseofinformationtechnology(IT)inthedeliveryofassessments
【原文标准名称】:评估值传递中信息技术(IT)使用的实施规程
【标准号】:BS7988-2002
【标准状态】:作废
【国别】:英国
【发布日期】:2002-03-28
【实施或试行日期】:2002-03-28
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:计算机应用;考试(教育);教育;训练;计算机软件
【英文主题词】:
【摘要】:1GeneralThisBritishStandardgivesrecommendationsontheuseofinformationtechnology(IT)todeliverassessmentstocandidatesandtorecordandscoretheirresponses.Itsscopeisdefinedintermsofthreedimensions:thetypesofassessmenttowhichitapplies,thestagesoftheassessment"lifecycle"towhichitappliesandthisBritishStandard'sfocusonspecificallyITaspects.2TypesofassessmentThisBritishStandardisrelevanttoawiderangeofassessments,including:—assessmentsusedineducation(bothcompulsoryandpost-compulsory),trainingandcompliance(e.g.compliancewithlegislationrelatingtohealthandsafetyorfinancialservices);—assessmentsofknowledge,understandingandskills(i.e."achievementtests"),butnotpsychologicaltestsofaptitudeandpersonality;—high-stakesassessmentsandexaminationsandalsolow-stakesassessmentsusedforfeedbackonprogress,identificationoflearningneeds,self-assessmentandremediation;—assessmentswhichincludefeedback,aswellasthosewhichprovideonlyaresult;—bothfixed-dateandon-demandassessments;—bothitemswhichcanbescoredbycomputerandthedelivery(butnotscoring)ofitemsortaskswhicharedeliveredusingIT,buthavetobereferredtoahumanmarkerforscoring;however,theuseofITforscoringlengthyfree-textresponses('essays"andsimilar)isexcluded;—awiderangeofcomputer-scorableassessments,includingnotonly"objectivetests"(multiple-choiceandotheritemtypes),butalsoassessmentsofkeyboardingskillsandsoftwareuse.NOTEItemscanincludegraphics,multimediaandaccesstodata,casestudiesetc.ThisBritishStandarddoesnot,however,covertheuseofspecialistsimulations(e.g.ofindustrialprocessesordriving/piloting).—assessmentstakeninuniversities,colleges,schoolsandassessmentcentresandalsoassessmentstakeninlessformalsettings,includinglearningcentresandintheworkplace;—assessmentswhichareset,takenandscoredwithinasingleorganization(forexampleauniversityoracompany)andassessmentstakeninanorganizationseparatefromtheoneresponsiblefortheassessmentcontent;—assessmentsdeliveredinavarietyofways,includingon-line,onlocalnetworksandonstand-alonecomputers.Clause9ofthisBritishStandardisalsoapplicabletotheuseofITforthetransmissionofcandidates'coursework.3AssessmentlifecycleAlthoughassessmentproceduresvary,thetypicallifecycleofassessmentconsistsofthefollowingsteps:a)identificationofneedtoassess;b)designofoutcomes/assessmentmethodology;c)preparationandcalibration;d)pre-registration(includespayment);e)distribution;f)authentication(includesidentification);g)delivery;h)responsereturn;i)scoring,resultdeterminationand/orfeedback;j)datareturn;k)analysis;1)appeals;m)certification.PreparationofassessmentcontentisoutsidethescopeofthisBritishStandard,butwherepretestingisundertakenusingITfordelivery,therelevantclausesofthisBritishStandardshouldbetakenintoconsideration.4FocusonspecificallyITaspectsTheemphasisthroughoutthisBritishStandardisontheadditionalordifferentmeasureswhichshouldbetakenasaresultoftheintroductionofIT.MeasureswhicharecommontobothpaperandIT-deliveredsystemsareeitheromittedorcoveredinonlygeneralterms.ThisBritishStandarddoesnotcoverthepurelypedagogicalaspectsofassessmentpreparationorscoring,butdoescovertheuseofITtoimplementpedagogicaldecisionsandtheinterfacebetweenassessmentcontentandITdelivery.Thequalityoftheassessmentcontentandthescoringproceduresareofcrucialimportancetothevalidityandreliabilityofthefinalresult,butfalloutsidethescopeofthisStandard.CompliancewiththisBritishStandarddoesnotindicatethattheassessment
【中国标准分类号】:L70
【国际标准分类号】:35_240_99
【页数】:36P;A4
【正文语种】:英语