Dispersion and attenuation characteristics of stress waves were studied by means of the automatic data collection and FFT technique.
本文采用自动数据采集及FFT技术研究应力波的弥散与衰减特性。
2
This paper gives and analyses a general expression of the dispersion relation of one-dimensional lattice waves in simple harmonic approximation.
给出了在简谐近似下，一维格波色散关系的一般表达式，并对其结果进行了分析。
3
By making use of the Vlasov distribution theory and the three dimensional wave equation of waveguide modes, the dispersion relation of scattered waves in Compton region is deduced.