travel-time equation

基本解释

A set off'ormulae has been derived from coupling the seismic reflection travel-time equation with its orthogonal functions.
本文从反射波时距曲线基本理论出发，采用正交函数偶合变换，推出一组公式。
In the forward step, the eikonal equation was solved by finite-difference method. Raypaths were determined in the minus gradient direction of travel time.
正演采用快速的有限差分求解程函方程的方法求取旅行时，利用旅行时的负梯度方向求取射线路径。
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The method of stack velocity analysis based on relief surface presented in the paper uses double-square-root equation to compute the travel time of reflections, which is suitable to use in the area w.
本文提出的基于起伏地表的叠加速度分析方法，应用双平方根方程计算反射波的旅行时间，可适用于地形起伏剧烈地区。