【英文标准名称】:Hydraulicfluidpowersystems.Rulesforconditioningandpackingsystemsandcomponents.
【原文标准名称】:液压传动系统.系统和元件的整理和包装规则
【标准号】:NFE48-351-1974
【标准状态】:现行
【国别】:法国
【发布日期】:1974-10
【实施或试行日期】:
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:J20
【国际标准分类号】:23_100_01
【页数】:9P;A4
【正文语种】:其他


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.