Reverse time migration (RTM) is more applicable for the imaging of complex structures than one-way wave-equation migration and Kirchhoff integral migration.
逆时偏移比单程波波动方程偏移和克希霍夫积分偏移更适于复杂构造成像。
Since the one way wave equation modeling scheme can be considered as the inverse depth migration, we can use the current depth migration schemes and its codes.
单程波算法可视为深度偏移的“逆运算”，这样可以很好地借用已知的深度偏移方法及其程序系统。
This paper performs one-way wave decomposition for 3d wave equation, and 2 kinds of high approximation of up-going wave equation in low order differential equation system are derived.
对三维波动方程做单程波分解，给出了用低阶偏微分方程组逼近上行波方程的2种高阶近似表达式。
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