线性相位滤波和最小相位滤波是数字地震观测中经常都要遇到的两类滤波器。
The linear and the minimum phase filters are two kinds of filter equipments used in the digital seismic observation.
地震数据采集系统的内部延迟是系统固有的，与采样率、滤波器的选择和仪器类型有关。
The internal delay in seismic data acquisition system is intrinsic feature of system and relative to sample, choice of filter and type of instrument.
频谱均衡滤波器对高频进行绝对补偿，且具有较高的高频提升速率，可以明显提高地震勘探的分辨率。
Spectrum equilibrium filter can compensate high frequency absolutely and has high compensation rate, it can improve the resolution of seismic prospecting to a great extent.
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