The main points of this paper were- the table of the phase-shift factors, the variation of the continuation step length and the technique of the two-dimensional filtering.
重点介绍了提高执行效率所采用的相移因子造表，变延拓步长，二维滤波等几种方法和试验结果。
The main points of this paper were- the table of the phase-shift factors, the variation of the continuation step length and the technique of the two-dimensional filtering.
重点介绍了提高执行效率所采用的相移因子造表，变延拓步长，二维滤波等几种方法和试验结果。
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