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叠前深度偏移作为复杂构造成像的手段日益受到重视。近年来，有关于深度偏移的文章逐年增多，许多国外石油公司或研究小组相继推出了许多实用深度偏移软件。本文的目的在于通过论述深度偏移技术的发展概况，促进我国关于这一技术的研究工作。
The prestack depth migration has drawn more and more attention as the means of complex structure imaging. In recent years, there have been articles on depth migration increasing year by year. Many foreign oil companies or research teams have successively launched many practical depth migration softwares. The purpose of this paper is to promote our country’s research work on this technology by discussing the development of depth migration technology.