DIN 7879-1987 水上运动器械.非加强皮制.可充气的运动艇.安全技术要求和检验
时间:2024-05-19 21:05:10 来源: 标准资料网 作者：标准资料网 阅读：8231
【英文标准名称】:Watersportsequipment;inflatablesportingboatsmadeofnonreinforcedskin;safetyrequirementsandtesting
【原文标准名称】:水上运动器械.非加强皮制.可充气的运动艇.安全技术要求和检验
【标准号】:DIN7879-1987
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【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】:U18;Y55
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:StandardTestMethodforMeasuringAngularDisplacementofMultipleImagesinTransparentParts
【原文标准名称】:测定透明部件中的多重图像的角位移的标准试验方法
【标准号】:ASTMF1165-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:
【英文主题词】:aircrafttransparency;angulardisplacement;canopy;primaryimage;secondaryimage;transparentparts;windscreen;Aerospacetransparentenclosures;Angulardeviation;Displacement;Fieldtesting--aerospacematerials/applications;Imageanalysis--a
【摘要】:Withtheadventofthick,highlyangledaircrafttransparencies,multipleimaginghasbeenmorefrequentlycitedasanopticalproblembypilots.Secondaryimages(ofoutsidelights),oftenvaryinginintensityanddisplacementacrossthewindscreen,cangivethepilotdeceptiveopticalcuesofhisaltitude,velocity,andapproachangle,increasinghisvisualworkload.Currentspecificationsformultipleimagingintransparenciesarevagueandnotquantitative.Typicalspecificationsstatex201C;multipleimagingshallnotbeobjectionable.x201D;Theangularseparationofthesecondaryandprimaryimageshasbeenshowntorelatetothepilot''sacceptabilityofthewindscreen.Thisprocedureprovidesawaytoquantifyangularseparationsoamoreobjectiveevaluationofthetransparencycanbemade.Itmaybeusedforresearchofmultipleimaging,quantifyingaircrewcomplaints,orasthebasisforwindscreenspecifications.Itshouldbenotedthatthebasicmultipleimagingcharacteristicsofawindscreenaredeterminedearlyinthedesignphaseandarevirtuallyimpossibletochangeafterthewindscreenhasbeenmanufactured.Infact,aperfectlymanufacturedwindscreenhassomemultipleimaging.Foraparticularwindscreen,cautionshouldbetakenintheselectionofspecificationcriteriaformultipleimaging,astheinherentmultipleimagingcharacteristicsmayvarysignificantlydependinguponwindscreenthickness,material,orinstallationangle.Anytolerancesthatmightbeestablishedshouldallowforinherentmultipleimagingcharacteristics.1.1Thistestmethodcoversmeasuringtheangularseparationofsecondaryimagesfromtheirrespectiveprimaryimagesasviewedfromthedesigneyepositionofanaircrafttransparency.Angularseparationismeasuredat49pointswithina20by20x00B0;fieldofview.Thisproceduremaybeperformedonanyaircrafttransparencyinalaboratoryorinthefield.However,theprocedureislimitedtoadarkenvironment.Laboratorymeasurementsaredoneinadarkenedroomandfieldmeasurementsaredoneatnight.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.2.1Exception8212;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】:英语
【英文标准名称】:Dentalequipment;graphicalsymbols
【原文标准名称】:牙科设备图形符号
【标准号】:ISO9687-1993
【标准状态】:现行
【国别】:国际
【发布日期】:1993-02
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC106
【标准类型】:()
【标准水平】:()
【中文主题词】:牙科器械;作标记;图形符号;牙科学;术语;德语;牙科设备;医学科学
【英文主题词】:Dental;Dentalequipment;Dentalinstruments;Dentistry;Documentations;Equipment;Germanlanguage;Graphicrepresentation;Graphicsymbols;Marking;Markinglabels;Medicalsciences;Multilingual;Surveys;Symbols;Terms
【摘要】:The153symbolsspecifiedaretobeusedontheappropriatepieceofequipmentandindocumentspertainingtodentalequipmentpieces,e.g.ininstructionsforuse.Thesymbolsareselectedspecificallyforallkindsofdentalequipment.ThemajorityofthemaretakenfromtherelevantIECandISOInternationalStandards.
【中国标准分类号】:C33
【国际标准分类号】:01_080_20;11_060_20
【页数】:20P;A4
【正文语种】:英语