ASTM F 1216a-2007 树脂浸渍管的倒置和硫化条件下现有管线和管道修复的标准实施规程？
时间:2024-05-13 08:08:20 来源: 标准资料网 作者：标准资料网 阅读：8124
【英文标准名称】:StandardPracticeforRehabilitationofExistingPipelinesandConduitsbytheInversionandCuringofaResin-ImpregnatedTube
【原文标准名称】:树脂浸渍管的倒置和硫化条件下现有管线和管道修复的标准实施规程？
【标准号】:ASTMF1216a-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007
【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】:电工导管;电气工程;检修;树脂
【英文主题词】:Electricconduits;Electricalengineering;Repairs;Resins
【摘要】:
【中国标准分类号】:K15
【国际标准分类号】:23_040_20
【页数】:7P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforMeasuringBinocularDisparityinTransparentParts
【原文标准名称】:测量透明部件中双筒镜差异的试验方法
【标准号】:ASTMF1181-1996(2003)
【标准状态】:现行
【国别】:
【发布日期】:1996
【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】:F07.08
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:透明度;光学测量;试验;测量技术
【英文主题词】:angulardeviation;binoculardisparity;binocularvision;diplopia;doublevision
【摘要】:DiplopiaordoublingofvisionoccurswhenthereissufficientbinoculardisparitypresentsothattheboundsofPanum’area(theareaofsinglevision)isexceeded.Thisconditionariseswheneveroneobjectissignificantlycloser(orfarther)thananothersothatlookingatonewillcausetheimageoftheothertoappeardouble.Thiscanbeeasilydemonstrated:Closeoneeyeandlookataclock(orotherobject)onadistantwall.Nowplaceyourthumbtoonesideoftheimageoftheclock.Nowopenbotheyes.Ifyoulookattheclock,youshouldseetwothumbs.Ifyoulookatyourthumb,youshouldseetwoclocks.ComplaintsfrompilotsflyingaircraftequippedwithwidefieldofviewHUDssuchastheLANTIRNHUDindicatedthattheywereexperiencingdiscomfort(eyefatigue,headaches,andsoforth.)orseeingeithertwotargetsortwopipperswhenusingtheHUD.SubsequentinvestigationsrevealedthattheproblemarosefromthefactthatthetransparencyandtheHUDsignificantlychangedtheopticaldistancesofthetargetandtheHUDimagerysothatbinoculardisparitywhichexceededPanum’areawasinduced.Useofthistestmethodprovidesaprocedurebywhichtheamountofbinoculardisparitybeingexperiencedbyahumanoperatorduetothepresenceofatransparentpartinhisfieldofviewmaybeeasilyandpreciselymeasured.1.1Thistestmethodcoverstheamountofbinoculardisparitythatisinducedbytransparentpartssuchasaircraftwindscreens,canopies,HUDcombiningglasses,visors,orgoggles.Thistestmethodmaybeappliedtopartsofanysize,shape,orthickness,individuallyorincombination,soastodeterminethecontributionofeachtransparentparttotheoverallbinoculardisparitypresentinthetotal"viewingsystem"beingusedbyahumanoperator.1.2Thistestmethodrepresentsoneofseveraltechniquesthatareavailableformeasuringbinoculardisparity,butistheonlytechniquethatyieldsaquantitativefigureofmeritthatcanberelatedtooperatorvisualperformance.1.3ThistestmethodemploysapparatuscurrentlybeingusedinthemeasurementofopticalangulardeviationunderMethodF801.1.4Thevaluesstatedininch-poundunitsarethepreferredunits.Thevaluesinparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A42
【国际标准分类号】:
【页数】:3P.;A4
【正文语种】:
【英文标准名称】:CHILDCAREARTICLES.SAFETYBARRIERSFORCHILDREN.SAFETYREQUIREMENTSANDTESTS.
【原文标准名称】:儿童保育用品.儿童的护栏安全要求和试验
【标准号】:NFS54-011-1989
【标准状态】:作废
【国别】:法国
【发布日期】:1989-10
【实施或试行日期】:1989-09-20
【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】:材料强度;安全装置;锁紧装置;机械强度;犯罪预防装置;耐腐蚀性;安全措施;作标记;安全要求;设备规范;产品规范;尺寸;试验
【英文主题词】:
【摘要】:
【中国标准分类号】:Y81
【国际标准分类号】:97_190
【页数】:8P;A4
【正文语种】:其他