SAE ARP4245 Quantities for Description of the Acoustical Environment of the Interior of Aircraft

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Product Code:SAE ARP4245
Title:Quantities for Description of the Acoustical Environment of the Interior of Aircraft
Issuing Committee:A-21 Aircraft Noise Measure Noise Aviation Emission Modeling
Scope:This Aerospace Recommended Practice (ARP) defines quatities that may be used to describe various attributes of the sound field in the interior of aircraft. For a particular aircraft, or for a specific situation in a paticular aircraft, It may not be necessary to utilize all the quantities included here to provide an adequate description of an aircraft's interior acoustical environment.
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【英文标准名称】:ISO-fitsfortheshaftbasissystem;tolerancezones,deviations
【原文标准名称】:基轴制ISO配合.公差带.偏差
【标准号】:DIN7155-1-1966
【标准状态】:现行
【国别】:德国
【发布日期】:1966-08
【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】:公差;尺寸;配合;基轴制
【英文主题词】:Dimensions;Fits;Shaftbasissystems;Tolerances(measurement)
【摘要】:
【中国标准分类号】:J04
【国际标准分类号】:17_040_10
【页数】:2P.;A4
【正文语种】:德语


【英文标准名称】:SeamlessNickelandNickelAlloyCondenserandHeat-ExchangerTubes
【原文标准名称】:冷凝器及热交换器用无缝镍和镍合金管
【标准号】:ASTMB163-1995
【标准状态】:作废
【国别】:美国
【发布日期】:1995
【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】:有色金属;镍;冷凝器;无缝管;管;合金;蒸汽冷凝器;热交换器
【英文主题词】:alloys;condensers;seamlesspipes;pipes;heatexchangers;steamcondensers;nickel;non-ferrousmetals
【摘要】:
【中国标准分类号】:H62
【国际标准分类号】:77_120_40
【页数】:
【正文语种】:英语