acoustic refraction
英 [əˈkuːstɪk rɪˈfrækʃn]
美 [əˈkuːstɪk rɪˈfrækʃn]
声折射
双语例句
- Acoustic negative refraction with backward-wave ( BW) effects have been both theoretically and experimentally established in the second band of a two-dimensional ( 2D) triangular sonic crystal.
文章从理论和实验上研究了二维三角晶格声子晶体第二能带具有回波（backward-wave）效应的负折射现象。 - Based on the geometric acoustics and the law of acoustic refraction, an accurate formula for calculating the vertical velocity measured by monostatic acoustic radar under the influence of horizontal wind velocity has been derived.
本文根据几何声学和折射规律，推导出在水平风速作用下单点声雷达测量垂直速度的精确计算公式。 - Acoustic backward-wave negative refraction in the second band of a sonic crystal
声子晶体中第二能带的回波负折射 - Calculate sound wave propagation path by numerical simulation, reconstruct two dimensional temperature distribution in furnace by acoustic CT algorithm, by taking account the refraction of sound wave, the result shows that accuracy of reconstructed temperature field is improved.
论文通过数值模拟的方法计算声波在炉膛中传播的折射路径，利用声学CT算法重建炉膛断面二维温度分布，结果表明考虑声波折射后，声学测温技术二维温度场重建精度得到提高。 - The acoustic wave refraction in temperature gradient field is an important factor that affects the reconstructing accuracy of temperature field by acoustic method, so it is important to investigate on the true propagation paths of acoustic wave in two-dimensional temperature gradient field.
声波在温度梯度场中传播路径的弯曲效应是影响声学法温度场重建精度的一个重要因素，因而有必要弄清温度梯度场中声波的真实传播路径。 - Reconstructed temperature fields, calculated by acoustic CT algorithm and starting from actual propagation paths of sonic waves already obtained that the accuracy of 2-dimensional temperature fields obtained by acoustic algorithm is improved by taking into account of the sonic waves 'refraction.
利用得到的声波实际传播路径，用声学CT算法重建了温度场，结果表明考虑声波折射后建立的声学法二维温度场精确度得到提高。 - Imaging of echo data of submarine sedimentary beds layer-by-layer with acoustic wave equation refraction correction method
用声波方程对海底地层回波数据进行逐层折射校正成像