MIL-STD-188/148B (NOTICE 1)
时间:2024-05-21 02:57:51 来源: 标准资料网 作者：标准资料网 阅读：9910
MIL-STD-188/148B (NOTICE 1), DEPARTMENT OF DEFENSE INTEROPERABILITY STANDARD: ANTI JAM (AJ) COMMUNICATIONS IN THE HIGH FREQUENCY (2-30 MHz) Band (U) (22 JUL 2004)., MIL-STD-188-148B contains technical standards and design objectives for useby all Military Departments and Agencies in their system design andimplementation of new High Frequency (HF) equipment and for current DoD HFequipment undergoing modification for anti jam requirements. The purpose ofthis document is to provide a standard for DoD interoperable anti jamcommunications in the HF Band.The distribution of this military standard is restricted to U. S. Governmentagencies and their contractors. Because of this controlled distribution and theclassification of the document all releases of this standard require the approval ofthe Preparing Activity (PA). Written request for the standard shall be submittedto: DirectorDefense Information Systems AgencyATTN: MIL-STD-188-148 PAFort Monmouth, NJ 07703-5613
【英文标准名称】:Highefficiencyparticulateairfilters(HEPAandULPA)-Part4:Determiningleakageoffilterelements(Scanmethod);GermanversionEN1822-4:2000
【原文标准名称】:高效空气颗粒物过滤器(HEPA和ULPA).第4部分:过滤器元件泄漏的测定(扫描法)
【标准号】:DINEN1822-4-2001
【标准状态】:作废
【国别】:德国
【发布日期】:2001-02
【实施或试行日期】:2001-02-01
【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】:颗粒;颗粒物质的测定;测量;试验;方法;材料试验;定义;定义;过滤器;空调系统;高效超微颗粒;流程通风;机械工程;无菌室技术;粒子浓度;扫描法;传输率;分离效率;气溶胶;泄漏试验;分离器;过滤材料;颗粒滤器;试验用气雾剂;排水层;滤波器元件;大容量;泄漏;空气过滤器;无菌室;计数;统计学
【英文主题词】:Aerosols;Airfilters;Air-conditioningsystems;Cleanrooms;Clean-roomtechnology;Concentrationofparticles;Counting;Definition;Definitions;Drainagelayers;Filterelements;Filteringmaterials;Filters;Highcapacity;High-efficiencysubmicronparticulateairfilters;Leaktesting;Leaks;Materialstesting;Measurement;Mechanicalengineering;Methods;Particlefilters;Particles;Particulatemattermeasurement;Processventilation;Scanningmethods;Separationefficiency;Separators;Statistics;Testaerosols;Testing;Transmissionratios
【摘要】:Thedocumentdescribesaprocedurefortestingfilterelementsforlocalpenetrationvalueswhichexeedpermissiblelevels(leak)usingtheparticlecountingtechnique.Forthispurposeaprobeismovedintouchingoroverlappingtrackswithoutgapsclosetothedownstreamsideofthefilterelementwhichisloadedwithatestaerosol.Asamplevolumeflowrateisledfromtheprobetoaparticlecounter.Thelocalpenetration(leak)isresultingfromtheratioofthedownstreamtotheupstreamparticlecounting.
【中国标准分类号】:J88
【国际标准分类号】:13_040_40
【页数】:29P.;A4
【正文语种】:德语
【英文标准名称】:Quantitiesandunits-Part1:General(ISO80000-1:2009+Cor1:2011);GermanversionFprENISO80000-1:2012
【原文标准名称】:数量和单位.第1部分:总则(ISO80000-1-2009+Cor1-2011).德文版本FprENISO80000-1-2012
【标准号】:DINENISO80000-1-2012
【标准状态】:现行
【国别】:德国
【发布日期】:2012-10
【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】:电气工程;总论;信息技术;国际单位制;尺寸;符号;单位;计量单位
【英文主题词】:Electricalengineering;Generalsection;Informationtechnology;Si-units;Size;Symbols;Units;Unitsofmeasurement
【摘要】:
【中国标准分类号】:
【国际标准分类号】:01_060
【页数】:52P;A4
【正文语种】:德语