In chapter 5, the basic theory of acoustic wave tomography is described and the image reconstruction techniques of the ray tomography based on triangle grid are discussed.
第5章叙述了声波层析成像的基本理论,讨论了基于三角网的射线层析成像图像重建技术。
参考来源 - 复杂结构声波电磁波层析成像方法和应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
A new passive and wireless Surface Acoustic Wave (SAW) sensor array is introduced.
介绍了一种新型的无源、无线声表面波传感系统。
The surface acoustic wave (SAW) sensor can transform the measured object into frequency output, viz a kind of digital signal output.
声表面波(SAW)传感器能将被测量转换成容易检测的频率信号，即一种准数字信号的输出。
According to the energy characteristics of acoustic wave, the bolt bonding integrity can be classified by the means of impedance analysis.
利用声波的能量特征和波阻抗分析方法，对锚固质量进行初步分级；
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