The key to all-dip wave field migration using finite-difference method lies in the continuation direction of wave field.

用有限差分法进行波场全倾角归位的关键在于波场的延拓方向。

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A type of surface wave in which particles oscillate horizontally and perpendicularly to the direction of wave propagation.

一种面波，质点水平地振动，并垂直于波传播的方向。

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The magnitude and the direction of wave pressure on submarine pipeline in silty bed are measured in physical model experiment.

利用物理模型试验，测量粉土海床海底管道所受波压的大小和方向。

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Wave refraction: process by which the direction of approach of a wave changes as it moves into shallow water.

UNESCO: L O S S A R Y

Coastal vanes: curved structures moored to the seabed, designed to change the direction of part of the wave.

UNESCO: L O S S A R Y

At one point in the video, a tractor and trailer pass in the opposite direction, causing a wave of water to surge over the Land Rover's bonnet.

BBC: Welney Land Rover flood driver was 'irresponsible'