要实现倾斜界面转换波的共转换点道集抽取和转换波叠加，必须确定转换点位置。
Conversion points must be located in order to make common conversion point gathering and stacking of converted waves from the slant interface.
将这一结果应用于P-SV转换波的速度分析和叠加处理中。
The result is applied to analysis of velocity and stacking of the P-SV converted-wave.
对于倾斜界面，转换波的叠加非常复杂。
The stack of converted waves from slant interface is terribly complicated.
转换波共转换点的叠加和道集选取都需要准确地计算转换点的位置。
For converted wave stacking and trace selection of common reflection point gathering, it is required to accurately calculate the location of conversion points.
本文利用共地面点叠加法，通过迭代的方式逐步求取较为准确的转换波的静校正量。
In this paper, it exploit the method based on common ground point fold step by step to strike a more accurate conversion of wave static correction by iteration.
对信号进行分析时通常采用传统的傅立叶变换方法，傅立叶变换是时域和频域相互转换的数学工具，从物理意义上讲其实质是将信号分解成许多不同频率的正弦波的叠加。
It is normal to use the FFT method to analyze signals. This method is one kind of mathematical method that changes the time domain signals to frequency domain signal.
对信号进行分析时通常采用传统的傅立叶变换方法，傅立叶变换是时域和频域相互转换的数学工具，从物理意义上讲其实质是将信号分解成许多不同频率的正弦波的叠加。
It is normal to use the FFT method to analyze signals. This method is one kind of mathematical method that changes the time domain signals to frequency domain signal.
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