John Mitchell, an English physicist and astronomer, was inspired by it to put forward the first theories of wave motion in the earth.
约翰·米切尔，英国物理及天文学家，由此得到灵感并提出了第一个地球内部波动理论。
Accuracy of the boundary in frequency do, main is first discussed and demonstrated in terms of one dimensional model of wave motion.
首先讨论了频域透射边界的精度，并用一维波动模型详细论证了它的精度和可行性。
The full wave model phase analysis can be used to study the first motion direction of waves.
全波模型震相分析法可用来研究震相的初动方向。
This thesis first introduces five widely-used restoration methods of motion-blurred images, especially the restoration method based on traveling wave equation.
本文首先介绍了五种常用的运动模糊恢复方法，重点介绍了利用传播波方程对匀速直线运动引起的图像模糊进行恢复的方法。
First, sound is the vibration of air, and it is a kind of wave motion.
首先，声音是空气的振动，是波动的一种。
First, sound is the vibration of air, and it is a kind of wave motion.
首先，声音是空气的振动，是波动的一种。
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