学科：地球物理勘探 词目：地震滤波 英文：seismic filtering 释文：在地震勘探中,根据振动的特征区分有效波而压制f扰的措施。可用仪器,也可通过数字计算机用褶积运算来完成。
本文将这项技术用于地震勘探中的噪声压制，重点分析了噪声条件与滤波因子长度的关系。
The paper USES this technique to eliminate the noises in seismic exploration, and emphasizes analysis of the relationship between the noise conditions and the length of filtering factor.
文中通过超声实验分析了岩石的滤波特性，论证了新的模型用于描述地震波的传播是可行的。
This paper analyses the filtering characteristic of rock by ultrasonic experiment results and demonstrates that the new model can be used to describe seismic wave motion.
本文概述了数字滤波和时间序列分析在地震前兆信息处理中的应用。
Application of digital filtering and time series analysis to earthquake precursory processing is summarized in this paper.
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