本文从理论上论述了复杂地形条件下常规基准面静校正和存在的误差以及存在误差的主要原因。
The present paper deals with the errors existent in routine datum plane statics under the condition of complex topography as well as the cause for the errors.
针对该区的特点，在资料处理中建立了全区统一浮动基准面，应用折射静校正方法解决静校正问题。
To cope with these problems, we establish a floating datum in the whole area, and perform static correction with refraction static correction.
本文还给出了根据（静校正的）CMP基准面计算地表圆滑面的方法，统一了深度域中速度谱、时深转换和深度偏移的基准面。
A method for deriving the smoothed ground surface from CMP datum of static correction is given to form a common datum for velocity spectrum, time-depth conversion and depth migration in depth domain.
基于复杂地表的CRS叠加不需对叠前数据做静校正，可以利用叠加得到的波场参数剖面实现基准面重建。
CRS stack based on a complex top surface topography can process pre-stack data without static correction. Then data redatuming can be performed with the kinematic parameters produced by CRS stack.
试验结果表明，采用水平基准面两步法静校正，时间剖面反演深度误差最小；
The results were as follows. The horizontal datum and two-pass statics method gave minimum depth error on time section.
试验结果表明，采用水平基准面两步法静校正，时间剖面反演深度误差最小；
The results were as follows. The horizontal datum and two-pass statics method gave minimum depth error on time section.
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