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GB/T 3784-1983 雷达名词术语

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基本信息
标准名称:雷达名词术语
英文名称:The terms and definitions related to radar
中标分类: 通信、广播 >> 雷达、导航、遥控、遥测、天线 >> 雷达、导航设备与系统
ICS分类:
替代情况:被GB/T 3784-2009代替
发布部门: 国家标准化管理委员会
发布日期:1983-06-27
实施日期:1984-03-01
首发日期:1983-06-27
作废日期:2009-11-01
主管部门:国家标准化管理委员会
归口单位:全国电工术语标准化技术委员会
起草单位:起草工作组
出版日期:1900-01-01
页数:19页
适用范围

本标准适用于雷达所用名词术语,并与IEC Publication50(60)“国际电工词汇”(Intertional Electrotechnical Vocabulary)1970年第二版第七章“无线电定位和无线电导航”(Radiolocation and radio navigation)第节“雷达”(Radar)完全一致。

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所属分类: 通信 广播 雷达 导航 遥控 遥测 天线 雷达 导航设备与系统
【英文标准名称】:StandardTestMethodforDeterminingDynamicAirPermeabilityofInflatableRestraintFabrics
【原文标准名称】:测定充气限制织物动态空气渗透性的标准试验方法
【标准号】:ASTMD6476-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D13.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:airbag;inflatablerestraint;permeability;Dynamicairpermeability;Inflatablerestraints;Permeability;Restrainingmaterials/systems/tests
【摘要】:Formattersrelatingtolotacceptanceofcommercialshipmentsandconformitytospecificationorotherstandard,refertoSection13ofthistestmethod.Thistestmethodisusefulintheselectionanddesignvalidationofpermeable,uncoatablefabricsusedininflatablerestraintcushions.Thedynamicconditionsandhigherpressuredifferentialsofthistestmethodmaybettersimulatetheinflationanddeflationcycleofanairbagmoduleduringdeploymentthandothesteady-stateconditionsofTestMethodD737.5.2.1Onlyuncoated,permeablefabricsshouldbeused.Useofcoatedfabricsmayyieldinvalidresultsandpotentiallydamagethetestapparatus.WithinthelimitsofvarianceexpressedinSection12,thistestmethodisusefulfordesignvalidationandmaybesuitableforincorporationinamaterialspecificationorforlotacceptancetestingofcommercialshipments.Cautionisadvisedonverylowpermeabilityfabricsorwiththe200cm3.sizetestheatbecausebetween-laboratoryprecisionaspresentedinSection12maybeashighas21%.Thistestmethodmaybeusedformaterialsotherthaninflatablerestraintfabricswhichexperiencedynamicairpermeabilityinsuddenbursts.Insuchcases,thephysicalapparatusoritssoftwarealgorithmsmayrequiremodificationtoprovidesuitabilityforuse.Duetothesplit-secondtimeintervalfortesting,thepressureversustimedataissubjecttorecordinganomaliesandelectronicnoise.Thedatashouldbedigitallyfilteredtoobtaintheunderlyingsmoothpressurecurvepriortodataanalysis.Thesoftwareintheapparatusincludesareliablealgorithmbothtosmooththecurveandtodeterminetheexponentofairpermeability.Itisinherentinthedesignandoperationofthisequipmentthatmajorcomponentskeytothecalibrationandmeasurementsarespecifictotheindividualtesthead.Thesizeorpermeabilitymeasuringrangeofthetestheadistypicallychosentocorrespondtothefabricspecimentobetested.Theprecisionofthistestmethodishighlydependentonthesizeofthetesthead.Theprecisionofthedatacollectedusingonetestheadshouldbeusedtoestimatetheprecisionofdatacollectedusingadifferenttesthead,evenonthesameapparatus.Itismandatorythatfabricspecimensbeconditionedandtestedinstandardatmospherefortestingtextiles.1.1Thistestmethodcoverstheproceduresusedtodetermineunderdynamicairflowconditionsthehighpressurepermeabilityofpermeable,uncoatedfabricstypicallyusedforinflatablerestraints.Forthedeterminationofairpermeabilityofinflatablerestraintfabricsunderlowpressureconditionsatsteady-stateairflow,refertoTestMethodD737.1.2Proceduresandapparatusotherthanthosestatedinthistestmethodmaybeusedbyagreementofpurchaserandsupplierwiththespecificdeviationsfromthestandardacknowledgedinthereport.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W59
【国际标准分类号】:59_080_30
【页数】:5P.;A4
【正文语种】:英语


【英文标准名称】:Aerospaceseries-Circuitbreakers-Testmethods-Part308:Lightning;GermanandEnglishversionEN3841-308:2004
【原文标准名称】:航空航天系列.断路器.试验方法.第308部分:闪电
【标准号】:EN3841-308-2004
【标准状态】:现行
【国别】:
【发布日期】:2005-09
【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】:试验;多语种的;尺寸;航空航天运输;规范(验收);耐力;航空运输;断路器;电气工程;航天运输;试验(质量保证);雷击;开关设备;开关;闪电;试验条件
【英文主题词】:Aerospacetransport;Airtransport;Circuit-breakers;Dimensions;Electricalengineering;Examination(qualityassurance);Lightning;Lightningstroke;Multilingual;Resistance;Spacetransport;Specification(approval);Switches;Switchgear;Testing;Testingconditions
【摘要】:
【中国标准分类号】:V40
【国际标准分类号】:49_060
【页数】:10P.;A4
【正文语种】:英语