ISO/TR TECHNICAL REPORT 25417 TEXHMYECKИW OTYET First edition epBoe W3aHve 2007-12-01 Acoustics Definitions of basic quantities and terms AkycTMka OnpeAeNeHM ocHoBHbIX TepMMHOB BenWyMH Reference number HoMepccblkv ISO ISO/TR 25417:2007(E/R) @ ISO 2007 ISO/TR25417:2007(E/R) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In accepts no liability in this area. AdobeisatrademarkofAdobeSystems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by Iso member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. PDF - OcBO6oXeHMe OT 063aHHOcTM Adobe, 3TOT pain MOkeT 6bITb OTneyaTaH WnM BM3yaM3WpOBaH, OAHako OH He OnkeH 6bITb W3MeHeH, 3a WCknIOyeHVeM cnyyaeB, WHCTannWpOBaHbl. 3arpykeHWeM HacTO9ero paina 3aWHTepecOBaHHble CTOpOHbl cornaWalOTC npvHATb Ha ce6 OTBeTCTBeHHOCTb 3a co6nioneHMe NMueH3WOHHbIX ycnOBWi pupMbl Adobe. LeHTpabHbli cekpeTapvaT WCO He HeceT HMKakOi OTBeTCTBeHHocTW B 3TOM OTHOWEHWW. AdobeBgeTcToproBblM3HakoMpvpMblAdobeSystems Incorporated. eTanW, OTHocquec K nporpamMHOMy obecneyeHMio w Wcnonb3OBaHHble n co3aHM HacTogero paina PDF, MoryT 6bITb npokOHcynbTupoBaHbl B py6puke General Info paina; apaMeTpbl g co3haHM PDF 6binu onTuMw3upoBaHbl ng neyaTw.EbinM npuHATbl Bce Heo6xoAMMble Mepbl, yTo6bl rapaHTupoBaTb nOnb3OBaHwe HacTOWuM painOM BceMw neHaMw WCO.B penkW cnyyagx, kora Mornw 6bl BO3HMKHyTb npo6neMbl Wcnonb3OBaHM9, npocbba WHpopMupoBaTb LeHTpanbHbi cekpeTapvaT no aapecy, npuBeneHHOMy HWke. COPYRIGHT PROTECTED DOCUMENT AOKYMEHTOXPAHAEMbIMABTOPCKWMNPABOM ISO2007 The reproduction of the terms and definitions contained in this International Standard is permited in teaching manuals, instruction that no modifications are made to the terms and definitions; that such reproduction is not permitted for dictionaries or similar publications offered for sale; and that this International Standard is referenced as the source document. With the sole exceptions noted above, no other part of this publication may be reproduced or utilized in any form or by any means, Iso's member body in the country of the requester. BocnpoM3BeneHMe TepMWHoB w onpeneneHui, conepkauxc B HacTOgem MekyHaponHOM cTaHhapTe, pa3peaeTcy B yyebHblX CxOAHbIX peAHa3HayeHHbixgpoak; CTaHAapTAOnKeHMTWpOBaTbcy Kak nepBOWCTOYHUK. KpomeBbIenepeywcneHHbixcknroyeHwi,Hkakag Apyran yacTbaHHoi ny6nukau He noAnekwT Hu BocnpowBeneHuio,HM Wcnonb3oBaHMroB kakoi 6blToHW6bInopopMeWkakWM6blTo HM6blnocnoco6oM,3ekTpOHHbIMWnW MexaHWyeckMM,BknrOyag poTOkOnuu MukpopwnbMbl, 6e3 nuCbMeHHoro cornacu9 nu6o WCO, kOTopoe MOeT 6bITb nonyyeHo no apecy, npuBonWMOMy HMke, nw6okoMWTeTayneHaWCOBcTpaHenWua,noarouero3anpoc. ISO copyright office Case postale 56 . CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland/OTneyataHo B WBeiuapwW ii ISO2007-All rightsreserved/BcenpaBacoxpaHeHbl ISO/TR 25417:2007(E/R) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies technical committees. Each member body interested in a subject for which a technical committee has been non-governmental, in liaison with IsO, also take part in the work. iso collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2 International Standard requires approval by at least 75 % of the member bodies casting a