英语词汇finite-difference depth migration怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	finite-difference depth migration
释义	finite-difference depth migration 简明释义有限差分深度偏移网络释义 1 ?有限差分深度偏移有限差分时间偏移：finite difference time migration 有限差分深度偏移：finite-difference depth migration 有限差分偏移：Finite difference migration .. 双语例句 1 The paper introduced the prestack depth migration from relief surface based on implicit wide-angle finite-difference one-way propagation operator and used SEG piedmont nappe structure model for test. 本文介绍了基于广角隐式有限差分单程波传播算子的起伏地表叠前深度偏移方法，并对SEG山前带推覆构造模型进行了检验。 2 The finite difference depth migration equation in space-frequency domain can be derived when the radical expression is approximated by continued fraction. 采用连分式近似，可以得到空间频率域的有限差分深度偏移方程。
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