Product Code:SAE AS391
Title:Airspeed Indicator (Pitot Static) (Reciprocating Engine Powered Aircraft) (NONCURRENT May 1993)
Issuing Committee:A-4 Aircraft Instruments Committee
Scope:This Aeronautical Standard covers five basic types o fairspeed instruments as follows:Type I - 1 revolutionType II - 1 revolution (unequal scale)Type III - 1 1/2 to 1 3/4 revolutionsType IV - 7 revolutionsType V - 1 3/4 to 2 revolutions【英文标准名称】:Methodsfortestingandratinginductionunitsforairdistributionsystems-Acoustictestingandrating
【原文标准名称】:空气分配系统用感应装置的试验及评定方法.第2部分:声学试验和评定
【标准号】:BS4954-2-1978
【标准状态】:现行
【国别】:英国
【发布日期】:1978-11-30
【实施或试行日期】:1978-11-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:声强;图解法;音频;空气分配系统;感应装置;声测量;声源;外插;声试验;噪声;声学试验;空调系统;额定值;声学测量;空气控制装置
【英文主题词】:Acousticmeasurement;Acoustictesting;Aircontroldevices;Air-conditioningsystems;Air-distributionsystems;Audiofrequencies;Extrapolation;Graphicalmethods;Inductionunits;Noise(environmental);Ratings;Soundintensity;Soundsources
【摘要】:Methodsofacoustictestingandratingofinductionunitsforsoundpoweremissionandterminalattenuation.
【中国标准分类号】:Q76
【国际标准分类号】:91_140_30
【页数】:16P.;A4
【正文语种】:英语