 Posted: Sun 1:49, 08 May 2011 Post subject: ed hardy lippis Noise Source Identification of nea |
|
| ,mbt shoes sale
Noise Source Identification of near-field acoustical holography and numerical simulation Chimes of vibration characteristics of acoustic holography. Acoustics. 2000; 25 (1) :87-92 Jo Yong Ho. Acoustic inverse problem - acoustic holography field transformation technique and the source characteristics of discrimination. Progress in Physics. 1996; 16 (3 ~ 4): 6OO Yang Diange a 612. Zheng four rounds. Li more recreational. Sound source identification for the reconstruction of acoustic holography. Acustica,ed hardy suomessa, 2001; 26 (2) :156-16O Zheng Kai. Zheng four rounds. Yang Diange and so on. Noise field acoustic holography analysis of the spatial frequency reconstruction algorithm. Tsinghua University; 2002.42 (2) :247-25OAStudyonNoiseSourcesIdentificationUsingNearFieldAcousticHolographyMethodandItsNumericalSimulationAnalysisYuFeiChenJianZhouGuanlinChellXinzhao (DynamicMeasuringCenter, HefeiUniversityofTechnologyHefei, 230009) AbstractInthispapernear-fieldacousticholography (NAH) isintroducedintonoisesourcesidentificationandlocalization. Thetheoreticalanalysisandthenumericalsimulationofdifferentkindsofnoisesourcesshow: thatinthecaseofcomplexsoundsources, theycanbeidentifiedandlocalizedcorrectly, moreover,imagenes ed hardy, theirvibrationamplitudecanberecognizedverywel1. Afterfilteringinwave-numberdomain, therandomnoisesaddedinsoundpressuremeasurementdonotaffecttheresultofsoundsourcesidentificationverymuch. Finally,mac cosmetics wholesale, thefactorscausingthereconstructingerrorsandtherulesofselectingNAHparametersarediscussedindetails, whichishelpfultoengineeringmeasurementandnoisecontro1. Keywords: noisecontrollnearfieldacousticholography; noisesourcesidentification; wavenumber first author Yu Fei Men, Master. August 1980 students. Tel: (0551) 2901338-8335; E-mail: yufei6666 @ sina. com. cnII reached a new high,ed hardy lippis, according to references are to papers statistics and analysis by comprehensive evaluation, This is the publication last year was named 相关的主题文章： Tory Burch shoes Packaging Design and Environmenta Tory Burch UK Bobst folder-gluer by the global mar Abercrombie and Fitch Innovation is the brand is g |
|
