利用声全息方法识别汽车噪声源-奥杰汽车网 关键词】 声全息；汽车；噪声；识别； [gap=375]Key words】 Acoustical holography；Motor vehicle；Noise；Identification；
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...ic holography by mechanical scanning 机械扫查声全息 acoustic hologram,acoustic holography: 声全息图 Holography acoustic 声全息 ..
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声全息图 acoustical hologram
声全息术 acoustic holography
激光束扫描声全息 acoustical holography by laser scanning
电子束扫描声全息 acoustic holography by electron-beam scanning ; acoustical holography by electron-beam scanning
声全息学 acoustical holography ; sonic holography
水声全息系统 [测] acoustic holography system
声全息摄影 acoustical holography
声全息照相图 acoustic hologram
超声全息术 ultrasonic holography ; ultrasound holography ; ultrasonoholography
The reconstruction of reflection coefficients using Near-field Acoustic Holography is based on the theory of wave acoustics.
利用近场声全息方法反演声反射系数,是一种基于波动声学理论的声学测量方法。
参考来源 - 声学材料大样声反射系数声全息快速反演方法研究The reconstruction of reflection coefficients using active Near-field Acoustical Holography is based on the theory of wave acoustics.
利用近场声全息方法反演全向声反射系数，是一种基于波动声学理论的声学测量方法。
参考来源 - 水中兵器声隐身材料全向声反射系数测量研究BEM-based scattering sound near field acoustic holography technique which can be used to reconstruct scattering field on the surface of a target and to predict the whole scattering field from measured near scattering field is described.
阐述了基于边界元方法（BEM）的散射场近场声全息，这种方法可以由测量的散射近场数据重建散射体表面散射场并预报整个散射场。
参考来源 - 目标散射场全息重建方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
因其具有此优点，近场声全息技术迅速地成为一种声源识别和声场可视化的强有力工具。
Because of such special features, the NAH technique becomes one of the most powerful tools to identify sound sources and visualize sound field.
半自由声场环境下的声源重建和声场预测研究对声全息技术走向实际应用具有非常重要的意义。
The study on the holographic reconstruction and prediction of a semi-free field is valuable for the practical applications of the acoustic holography technique.
声全息方法是分析噪声场的一种有效手段。
Acoustic holography is an effective method to analysis noise fields.
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