DIN 58331-1971 矫形外科.膝盖轴、膝盖轴螺钉、支撑夹板连接尺寸
时间:2024-05-18 15:55:55 来源: 标准资料网 作者：标准资料网 阅读：8443
【英文标准名称】:Orthopedics-Knee-axle,screwforknee-axle,joiningdimensionsofsupportingbars
【原文标准名称】:矫形外科.膝盖轴、膝盖轴螺钉、支撑夹板连接尺寸
【标准号】:DIN58331-1971
【标准状态】:作废
【国别】:德国
【发布日期】:1971-07
【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】:膝盖轴;矫形外科学;尺寸;紧固件;医学科学;螺钉;材料
【英文主题词】:medicalsciences;orthopaedics;orthopedics;knee-axles;screws(bolts);materials;fasteners;dimensions
【摘要】:
【中国标准分类号】:C35
【国际标准分类号】:11_180_10
【页数】:2P;A4
【正文语种】:德语
【英文标准名称】:Photography.Determinationofthecurlofphotographicfilmandpaper
【原文标准名称】:摄影技术.照相胶卷卷曲度的测定
【标准号】:BSISO4330-1995
【标准状态】:作废
【国别】:英国
【发布日期】:1995-04-15
【实施或试行日期】:1995-04-15
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:试样制备;摄影胶片;试样;试验设备;试验条件;卷缩试验;摄影;相纸;摄影材料;平面度测量
【英文主题词】:specimenpreparation;curlingtests;photography;photographicmaterials;flatnessmeasurement;testspecimens;photographicpaper;testequipment;testingconditions;photographicfilm
【摘要】:
【中国标准分类号】:G81
【国际标准分类号】:37_040_20
【页数】:20P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforMeasuringAngularDisplacementofMultipleImagesinTransparentParts
【原文标准名称】:透明部件中测量多重图像角度移动的试验方法
【标准号】:ASTMF1165-1998(2004)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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;试验;光学测量;测量技术
【英文主题词】:aircrafttransparency;angulardisplacement;canopy;primaryimage;secondaryimage;transparentparts;wind-screen
【摘要】:Withtheadventofthick,highlyangledaircrafttransparencies,multipleimaginghasbeenmorefrequentlycitedasanopticalproblembypilots.Secondaryimages(ofoutsidelights),oftenvaryinginintensityanddisplacementacrossthewindscreen,cangivethepilotdeceptiveopticalcuesofhisaltitude,velocity,andapproachangle,increasinghisvisualworkload.Currentspecificationsformultipleimagingintransparenciesarevagueandnotquantitative.Typicalspecificationsstatex201C;multipleimagingshallnotbeobjectionable.x201D;Theangularseparationofthesecondaryandprimaryimageshasbeenshowntorelatetothepilot’acceptabilityofthewindscreen.Thisprocedureprovidesawaytoquantifyangularseparationsoamoreobjectiveevaluationofthetransparencycanbemade.Itmaybeusedforresearchofmultipleimaging,quantifyingaircrewcomplaints,orasthebasisforwindscreenspecifications.Itshouldbenotedthatthebasicmultipleimagingcharacteristicsofawindscreenaredeterminedearlyinthedesignphaseandarevirtuallyimpossibletochangeafterthewindscreenhasbeenmanufactured.Infact,aperfectlymanufacturedwindscreenhassomemultipleimaging.Foraparticularwindscreen,cautionshouldbetakenintheselectionofspecificationcriteriaformultipleimaging,astheinherentmultipleimagingcharacteristicsmayvarysignificantlydependinguponwindscreenthickness,material,orinstallationangle.Anytolerancesthatmightbeestablishedshouldallowforinherentmultipleimagingcharacteristics.FIG.2SchematicDrawingofComponentLayoutforMeasuringMultipleImagingAngularDisplacement1.1Thistestmethodcoversmeasuringtheangularseparationofsecondaryimagesfromtheirrespectiveprimaryimagesasviewedfromthedesigneyepositionofanaircrafttransparency.Angularseparationismeasuredat49pointswithina20by20176;fieldofview.Thisproceduremaybeperformedonanyaircrafttransparencyinalaboratoryorinthefield.However,theprocedureislimitedtoadarkenvironment.Laboratorymeasurementsaredoneinadarkenedroomandfieldmeasurementsaredoneatnight.1.2Thevaluesstatedinacceptablemetricunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.1.3Thisstandardmayinvolvehazardousmaterials,operations,andequipment.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A42
【国际标准分类号】:17_180_01
【页数】:4P.;A4
【正文语种】: