ISO 1434-1975 包装的天然橡胶.包装层上胶量.规范和测定
作者:标准资料网 时间:2024-04-27 13:03:04 浏览:8532
来源:标准资料网
【英文标准名称】:Naturalrubberinbales;Amountofbalecoating;Specificationanddetermination
【原文标准名称】:包装的天然橡胶.包装层上胶量.规范和测定
【标准号】:ISO1434-1975
【标准状态】:作废
【国别】:国际
【发布日期】:1975-02
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:规范;橡胶;包;试验;天然橡胶;覆层
【英文主题词】:testing;naturalrubber;tests;coatings;bales;rubber;specifications
【摘要】:
【中国标准分类号】:G08
【国际标准分类号】:6838
【页数】:2P;A4
【正文语种】:英语
【英文标准名称】:TerrestrialTrunkedRadio(TETRA)-VoiceplusData(V+D)-Part9:Generalrequirementsforsupplementaryservices(EndorsementoftheEnglishversionEN300392-9V1.4.1(2010-08)asGermanstandard)
【原文标准名称】:地面中继电系统(TETRA)-声音加数据(V+D)-第9部分:补充业务的一般要求(英文版核准本EN300392-9V1.4.1(2010-07)作为德国标准)
【标准号】:EN300392-9-2010
【标准状态】:现行
【国别】:
【发布日期】:2011-04
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Calls;Datalinksystem;Datatransfer;Electricalengineering;Radioequipment;Specification(approval);Speechtransmission;Speechtransmissionsystems;Supplementaryservices;Telecommunication;Telecommunications;Transeuropeantrunkedradio;Wirelesscommunicationservices
【摘要】:
【中国标准分类号】:M36
【国际标准分类号】:33_070_10
【页数】:2P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforQCMMeasurementofSpacecraftMolecularContaminationinSpace
【原文标准名称】:对太空中航天器分子污染进行QCM测量的标准实施规程
【标准号】:ASTME2311-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:E21.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:contaminationmeasurement;molecularcontamination;outgassing;outgassingrates;quartzcrystalmicrobalance;spacecraftcontamination;temperaturecontrolledquartzcrystalmicrobalance
【摘要】:Spacecrafthaveconsistentlyhadtheproblemofcontaminationofthermalcontrolsurfacesfromline-of-sightwarmsurfacesonthevehicle,outgassingofmaterialsandsubsequentcondensationoncriticalsurfaces,suchassolararrays,movingmechanicalassemblies,cryogenicinsulationschemes,andelectricalcontacts,controljeteffects,andotherformsofexpellingmoleculesinavaporstream.Tothishasbeenaddedtheneedtoprotectopticalcomponents,eitheratambientorcryogenictemperatures,fromtheminutestdepositionofcontaminantsbecauseoftheirabsorptance,reflectanceorscatteringcharacteristics.Muchprogresshasbeenaccomplishedinthisarea,suchasthecarefultestingofeachmaterialforoutgassingcharacteristicsbeforethematerialisusedonthespacecraft(followingTestMethodsE595andE1559),butmeasurementandcontrolofcriticalsurfacesduringspaceflightstillcanaidinthedeterminationoflocationandbehaviorofoutgassingmaterials.1.1Thispracticeprovidesguidanceformakingdecisionsconcerningtheuseofaquartzcrystalmicrobalance(QCM)andathermoelectricallycooledquartzcrystalmicrobalance(TQCM)inspacewherecontaminationproblemsonspacecraftarelikelytoexist.Carefuladherencetothisdocumentshouldensureadequatemeasurementofcondensationofmolecularconstituentsthatarecommonlytermed"contamination"onspacecraftsurfaces.1.2Acorollarypurposeistoprovidechoicesamongtheflight-qualifiedQCMsnowexistingtomeetspecificneeds.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z04
【国际标准分类号】:71_040_99
【页数】:22P.;A4
【正文语种】:
