DIN 1761-1969 拉制的铜和铜塑性合金尖棱方棒；尺寸
时间:2024-05-30 09:10:31 来源: 标准资料网 作者：标准资料网 阅读：9466
【英文标准名称】:SquareRodofCopperandWroughtCopperAlloys;Drawn,withSharpEdges,Dimensions
【原文标准名称】:拉制的铜和铜塑性合金尖棱方棒；尺寸
【标准号】:DIN1761-1969
【标准状态】:作废
【国别】:德国
【发布日期】:1969-07
【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】:尺寸;设计;铜合金;铝青铜;材料强度;有色金属;边;铜;铝;合金;黄铜;锡青铜;方形杆材;材料;公差;锐角的
【英文主题词】:squarerods;sharp;dimensions;materials;aluminiumbronzes;tinbronzes;strengthofmaterials;aluminium;alloys;design;copper;edge;non-ferrousmetals;tolerances(measurement);brass;copperalloys
【摘要】:
【中国标准分类号】:H62
【国际标准分类号】:6160;6200
【页数】:4P;A4
【正文语种】:德语
MIL-F-22606C, MILITARY SPECIFICATION: FLASK COMPRESSED GAS AND END PLUGS FOR AIR, OXYGEN AND NITROGEN (11 AUG 1992) [S/S BY MIL-DTL-22606D]., This specification covers seamless steel flasks with integral forged heads and various composition end plugs for storing compressed gases (air, oxygen, nitrogen, helium, or helium-oxygen mixtures).【英文标准名称】:Electroacoustics-Simulatorsofhumanheadandear-Part6:Mechanicalcouplerforthemeasurementofbonevibrators
【原文标准名称】:电声学.人头和耳朵模拟器.第6部分:骨振动器测量用机械耦合器
【标准号】:IEC60318-6-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-11
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC29
【标准类型】:()
【标准水平】:()
【中文主题词】:声学;仿真乳突;听力检查;骨导体;骨振动器;校准;耦合器;定义;设计;电气工程;电声学;频率;频率范围;加热辅助;阻抗;使用指南;做标记;测量;医疗技术;规范
【英文主题词】:Acoustics;Artificialmastoids;Audiometry;Boneconductors;Bonevibrator;Calibration;Couplers;Definitions;Design;Electricalengineering;Electroacoustics;Frequencies;Frequencyranges;Hearingaids;Impedance;Instructionsforuse;Marking;Measurement;Medicaltechnology;Specification;Standardfixtures
【摘要】:ThispartofIEC60318describesamechanicalcouplerforthemeasurementoftheoutputforceofbonevibrators.Themechanicalimpedanceofthecouplerisspecifiedinthefrequencyrange125Hzto8000Hz.Thecouplerisintendedforcalibrationofaudiometersusingbonevibratorshavingaplanecirculartipareaof175mm2±25mm2andfordeterminingtheperformanceofboneconductionhearingaids.Thevibratoryforcedevelopedbyabonevibratorisnot,ingeneral,thesameonthecouplerasonaperson’smastoid.However,theIECrecommendsitsuseasameansforthecalibrationofspecifiedvibratorsusedinaudiometryandfortheexchangeofspecificationsandofdataonboneconductionhearingaids.NOTESomebonevibratorsofhearingaidsandsomenon-standardisedbonevibratorsstillusedinaudiometryhaveacurvedsurface.UsersshouldbeawarethatthosevibratorsingeneralwillnotbeloadedonthemechanicalcouplerwiththesamemechanicalimpedanceastheonespecifiedinTable1ofthisstandard.
【中国标准分类号】:L31
【国际标准分类号】:17_140_50
【页数】:30P;A4
【正文语种】:英语