variable range migration stack 变范围偏移叠加

migration before stack 叠前偏移

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