反射信号和高速干扰的振幅和波形随着炮检距的增大而变化。
Reflection signals and high velocity noise change in amplitude and waveform with increasing offset between source and receiver.
在观测系统设计过程中还要考虑方位角、炮检距等分布规律的影响。
In a process of setup design it must consider the influence of distributing rule of azimuth and offset.
采用同炮检距道集进行迭代叠加和乘模型系数道叠加,可以提高速度分析的精度。
The velocity analysis accuracy may be raised by applying iterative stacking method and multiplying model trace stacking method to common-range gathers.
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