We also use short time Fourier transforms to analyze the spectrum of the scattered wave during the propagation process, and obtain some useful results.
并用短时傅立叶变换分析了声波传播过程中晶粒散射波的频谱特性。 获得了一些有用结果。
The paper analytically discusses two factors, the spectrum of photon and the scattered radiation by the detector, which affect the attenuation efficient of the object in flash X-ray radiography.
研究闪光照相中影响材料有效吸收系数的两个主要因素，即X光的能谱效应和散射影响。
Fig. 1. Intensity distributions of the pure rotational Raman spectrum and Rayleigh-Mie spectrum scattered by atmospheric molecules.
图。1。大气分子散射的纯转动拉曼光谱和弹性散射的强度分布图。
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