您的位置: 标准下载 » 国际标准 » BS 英国标准 »

BS EN 61094-4-1996 测量规范.第4部分:工作标准传声器规范

作者:标准资料网 时间:2024-05-11 03:18:43  浏览:8109   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Specificationformeasurementmicrophones-Specificationsforworkingstandardmicrophones
【原文标准名称】:测量规范.第4部分:工作标准传声器规范
【标准号】:BSEN61094-4-1996
【标准状态】:现行
【国别】:英国
【发布日期】:1996-07-15
【实施或试行日期】:1996-07-15
【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】:音频设备;作标记;识别方法;电子设备及元件;规范;试验设备;尺寸;电学测量;分类系统;尺寸公差;灵敏度;声学性质和声学现象;电声器件;名称与符号;声学设备;传声器
【英文主题词】:
【摘要】:ThispartofIEC1094isapplicabletoworkingstandardmicrophones.Itspecifiesmechanicaldimensionsandcertainelectroacousticalcharacteristicsforworkingstandardmicrophonesusedinmeasuringsystemsforthedeterminationofsoundpressuretoenablethesemicrophonestobeusedastransferstandardsinthecalibrationofacousticmeasurementinstruments.Itestablishesasystemforclassifyingworkingstandardmicrophonesintoanumberoftypesaccordingtotheirdimensionsandpropertiesinordertofacilitatethespecificationofmeasurementsystems,thecalibrationofmeasuringsystemsandmicrophonesbysoundcalibrators,andtheinterchangeabilityofmicrophonesingivenmeasuringandcalibrationsystems.Itdoesnotspecifythetransductionprinciplebywhichworkingstandardmicrophonesoperate.
【中国标准分类号】:L31
【国际标准分类号】:17_140_50;33_160_50
【页数】:18P;A4
【正文语种】:英语


下载地址: 点击此处下载
【英文标准名称】:Sustainabilityinbuildingconstruction-Environmentaldeclarationofbuildingproducts
【原文标准名称】:建筑施工的可持续性.建筑制品的环境声明
【标准号】:ISO21930-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-10-01
【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/TC59
【标准类型】:()
【标准水平】:()
【中文主题词】:建筑设计;建筑物设计;建筑物;建筑;建筑制品;声明;定义;设计;环境;环境管理系统;环境管理;环境气象学;环境要求;一般条件;寿命(耐久性);计划;污染控制;质量;持续性;使用;利用;验证
【英文主题词】:Architecturaldesign;Buildingdesigns;Buildings;Construction;Constructionalproducts;Declarations;Definitions;Design;Environment;Environmentalmanagementsystems;Environmentalmanagements;Environmentalmeteorology;Environmentalrequirements;Generalconditions;Life(durability);Planning;Pollutioncontrol;Quality;Sustainability;Use;Utilization;Verification
【摘要】:ThisInternationalStandardprovidestheprinciplesandrequirementsfortypeIIIenvironmentaldeclarations(EPD)ofbuildingproducts.ThisInternationalStandardcontainsspecificationsandrequirementsfortheEPDofbuildingproducts.WherethisInternationalStandardcontainsmorespecificrequirements,itcomplementsISO14025fortheEPDofbuildingproducts.ThisInternationalStandardprovidesaframeworkforandthebasicrequirementsforproductcategoryrules(PCR)asdefinedinISO14025fortypeIIIenvironmentaldeclarationsofbuildingproducts.TypeIIIenvironmentaldeclarationsforbuildingproducts,asdescribedinthisInternationalStandard,areprimarilyintendedforuseinbusiness-to-businesscommunication,buttheiruseinbusiness-to-consumercommunicationundercertainconditionsisnotprecluded.ThisInternationalStandarddoesnotdefinerequirementsfordevelopingtypeIIIenvironmentaldeclarationprogrammes.RequirementsfortypeIIIenvironmentaldeclarationprogrammesarefoundinISO14025.TheworkingenvironmentisnotincludedinthisInternationalStandardbecauseitisnormallyasubjectfornationallegislation.NOTEInthisInternationalStandard,EPDisanabbreviationusedtorepresentboththesingleandpluralfullformdesignationof“environmentalproductdeclaration”,whichisintendedtobesynonymouswiththedesignation“typeIIIenvironmentaldeclaration”.InthepracticeofdevelopingEPD,programmesortheirdeclarationsarereferredtobyvariousnamessuchaseco-leaf,eco-profile,environmentaldeclarationofproduct,environmentalproductdeclaration(EPD),andenvironmentalprofile.
【中国标准分类号】:P04
【国际标准分类号】:91_040_01
【页数】:34P.;A4
【正文语种】:英语


【英文标准名称】:StandardSpecificationforFiberglassReinforcedStyrene-Butadiene-Styrene(SBS)ModifiedBituminousSheetswithaFactoryAppliedMetalSurface
【原文标准名称】:带工厂用金属表面的纤维玻璃增强苯乙烯-丁二烯-苯乙烯(SBS)改良沥青片的标准规范
【标准号】:ASTMD6298-2005
【标准状态】:现行
【国别】:美国
【发布日期】:2005
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:苯乙烯-丁二烯;金属表面;沥青片;规范
【英文主题词】:metallicsurfaces;specification;bitumensheets;styrenebutadiene
【摘要】:
【中国标准分类号】:E43
【国际标准分类号】:91_100_50
【页数】:3P;A4
【正文语种】:英语