The spectrum division technique was used for establishing signal model of delay time measurement, and amplitude frequency characteristics of the signal after spectrum division was investigated.
利用频谱相除技术构建了延迟时间测量的信号模型，研究了频谱相除后信号的幅频特性。
2
Stratigraphic division is challenging in the eastern Sichuan Basin due to the large amplitudeof structural high, highly developed faults and complex subsurface structures.