variable range migration stack 变范围偏移叠加
diffraction scanning migration stack technique 绕射扫描偏移叠加技术
diffraction stack migration 绕射叠加偏移
time migration after stack 叠后时间偏移
true migration before stack 叠前真偏移
post stack migration [地物] 叠后偏移
partial pre-stack migration 叠前部分偏移
full pre-stack depth migration 迭前深度全偏移
The field migration stack profile is high quality.
实际雷达资料的偏移叠加剖面质量较高。
Migration velocity analysis is one of the key steps in pre stack depth migration whose accuracy directly affects the quality of pre stack depth migration.
偏移速度分析是叠前深度偏移的关键步骤之一，它的准确与否直接影响叠前深度偏移的质量。
Remarkable achievements were obtained in the research, development and application of three dimensional seismic exploration and its depth migration before stack technique as well as software system.
三维地震及其叠前深度偏移技术及软件系统的研究、开发和应用取得显著成效。
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