DIN 47292-2-1965 带锁紧螺母24/66高频插塞连接.波阻抗60Ω.连接尺寸
时间:2024-05-28 08:03:15 来源: 标准资料网 作者：标准资料网 阅读：9054
【英文标准名称】:HF-connection24/66withscrewcollarring,characteristicimpedance60;matingdimensions
【原文标准名称】:带锁紧螺母24/66高频插塞连接.波阻抗60Ω.连接尺寸
【标准号】:DIN47292-2-1965
【标准状态】:作废
【国别】:德国
【发布日期】:1965-10
【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】:高频;插头连接器;插头;联接套筒(轴);射频;插接件连接
【英文主题词】:connectoredjoints;electricplugs;radiofrequency;couplingsleeves(shafting);highfrequencies;plugconnectors
【摘要】:
【中国标准分类号】:L23
【国际标准分类号】:33_120_30
【页数】:1P;A4
【正文语种】:德语
【英文标准名称】:Welding-Recommendationsforweldingofmetallicmaterials-Part1:Generalguidanceforarcwelding;EnglishversionofDINEN1011-1:2009-07
【原文标准名称】:焊接,金属材料焊接推荐.第1部分:电弧焊接的一般指南,英文版本DINEN1011-1:2009-07
【标准号】:EN1011-1-2009
【标准状态】:现行
【国别】:
【发布日期】:2009-07
【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】:电弧焊接;定义;耐久性;电弧;熔焊;搬运;操作;加工;处理;说明书;连接件;连接;材料;金属材料;金属;方法;制作原理;规程;质量保证;质量管理;推荐;规范(验收);钢件焊接;钢;钢管;储存;适宜性;测试条件;试验条件;焊接接头;焊接;焊接工程;焊接填充金属;焊接工艺;焊接工作;焊工工作
【英文主题词】:Arcwelding;Definitions;Electricarcs;Fusionwelding;Handling;Instructions;Joints;Materials;Metallicmaterials;Metals;Methods;Principlesofexecution;Procedures;Qualityassurance;Qualitymanagement;Recommendation;Specification(approval);Steelwelding;Steels;Storage;Suitability;Testingconditions;Weldedjoints;Welding;Weldingengineering;Weldingfillermetals;Weldingprocesses;Weldingwork
【摘要】:
【中国标准分类号】:J33
【国际标准分类号】:25_160_10
【页数】:16P.;A4
【正文语种】:英语
【英文标准名称】:Acoustics-Statisticaldistributionofhearingthresholdsasafunctionofage
【原文标准名称】:声学.听阈与年龄的关系的统计分布
【标准号】:BSENISO7029-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-08-15
【实施或试行日期】:2000-08-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:声学;听觉阈;衰老;龄期;声学测量;统计分布;频率;音频;听力测定;中位数;听觉
【英文主题词】:Acoustics;Age;Audibility;Audiometry;Auditorythreshold;Definition;Definitions;Determination;Mathematicalcalculations;People;Statisticaldata;Statisticaldistribution;Statistics
【摘要】:ThisInternationalStandardprovidesdescriptivestatisticsofthehearingthresholdforpopulationsofvariousages.Itspecifiesthefollowing,fortherangeofaudiometricfrequenciesfrom125Hzto8000Hzandforpopulationsofotologicallynormalpersonsofagivenagewithintheagelimitsof18yearsto70yearsinclusive:a)theexpectedmedianvalueofhearingthresholdsgivenrelativetothemedianhearingthresholdattheageof18years;b)theexpectedstatisticaldistributionaboveandbelowthemedianvalue.Thedataareapplicableforestimatingtheamountofhearinglosscausedbyaspecificagentinapopulation.Suchacomparisonisvalidifthepopulationunderstudyconsistsofpersonswhoareotologicallynormalexceptfortheeffectofthespecificagent.NoiseexposureisanexampleofaspecificagentandforthisapplicationselecteddatafromthisInternationalStandardarereferredtoas"DataBaseA"inISO1999.Thedatamayalsobeusedtoassessanindividual'shearinginrelationtothedistributionofhearingthresholdswhichisnormalfortheperson'sagegroup.However,itisnotpossibletodetermineforanindividualpreciselywhichpartofanobservedhearinglossisattributabletoanaccumulationofdetrimentaleffectsonthehearingwhichincreasewithage,andwhichparthasbeencausedbyotherfactorssuchasnoise.Thehearingthresholddeviationasdefinedhereinandthehearingthresholdlevelasdefinedinotherstandards(ISO389-1,ISO8253-1,ISO8253-2,IEC60645-1)expressthehearingthresholdofanindividualoranindividualearrelativeto,respectively,a)themedianhearingthresholdofapopulationof18-year-oldpersons,orb)areferencezerolevelspecifiedinvariouspartsofISO389.Totheextentthatthereferencezerolevelrepresentsthemedianofthe18-year-oldpopulation,thevaluesofthetwotermswillbethesame.
【中国标准分类号】:A42
【国际标准分类号】:17_140_99
【页数】:18P;A4
【正文语种】:英语