Because of powerful data tackling ability and spatial analysis function, Geographic Information System (GIS) provides a new study method for regional geo-environment research.
地理信息系统(GIS)因其具有强大的数据处理功能和空间分析功能，为区域地质环境研究提供了新的研究方法。
In our new method, an earthquake‐like sound is generated by modifying the frequency information of a generating function based on the symmetric Fourier analysis theory.
这种类似地震的声音是通过修改基于对称傅里叶分析理论生成函数频率信息而生成的。
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