通过各频带的能量分析，才能获得较准确的频率特性，同时也可以得到原始信号的局部特征。
Through the energy analysis of different frequency bands, we can attain the blasting vibration signals' frequency identity and original signals' part character.
利用小波分析良好的时频局部化性质，可以很好地对爆破地震波进行信号重构和能量分析。
The wavelet packet method characterized by good time-frequency localization can be used to make signal reconstruction and energy analysis of blasting vibration wave.
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