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- illumination of seismic waves 地震波照明
- There are two chief kinds of seismic waves: body waves and surface waves. 有两种主要的地震波：体波和面波。
- Attenuation of seismic waves between such surfaces can be similarly diagnostic. 在这些界面之间地震波的衰减，同样可以作为一种标志。
- This prediction was recently supported by studies of seismic waves passing through the core. 这个预测最近被穿过地核的地震波研究所证实。
- A seismograph produces wavy lines that reflect the size of seismic waves passing beneath it. 地震仪能产生反映在其下面通过的地震波大小的波状线。
- For instance the geomagnetic field, the heat flow, the propagation of seismic waves, the force of gravity, etc. 例如，应用地球物理勘探，可以了解诸如地磁场、热流、地震波的传播和重力等地球物理性质。
- The illumination of the manuscript is delicate. 这个手稿的装饰很精致。
- Based on the theory of magneto-elastic waves, a geomagnetic disturbance accom-panying the propagation of seismic waves was studied. 本文应用磁弹性波理论,提出伴随地震波传播的同时,地磁场将产生一个扰动。
- I said previously that the use of seismic wave in exploring for oil is an important application of seismology. 正如我前面谈过那样，利用地震波勘探石油是地震法的一个重要应用方面。
- The area's seismic prospecting characteristics have tantivy attenuation of seismic waves,strong interference waves,low signal-noise ratio and difficult operational conditions. 该区地震勘探具有地震波衰减快、干扰波强、信噪比低、施工困难等特点。
- Aseismic design for important structure demands time history input of seismic waves, which usually can be obtained by earthquake ground motion simulation. 摘要地震动时程输入是结构抗震设计发展的必然要求，工程地震动模拟则是确定输入时程的主要方法。
- This article reviews the progress in research on codas and scattering of seismic waves made by Chinese seismologists, Coda of seismographs is a phenomenon of scattering. 本文综述了中国地震学家在有关尾波及散射问题上的研究进展。
- The precision of seismic wave impedance inversion can be improved by applying the new genetic algorithm. 使用改进的遗传算法对地震波阻抗进行反演,可很好地提高反演的精度。
- Near-surface giant-thickness of sand layer in large desert area is a basic reason seriously attenuating high components of seismic waves and reducing seismic resolution. 大沙漠区近地表巨厚沙层是导致地震波高频成分严重衰减、地震分辨率降低的根本原因。
- So the change of seismic wave can reflect the thickness of sediment and the big and small of sedimental grain. 由于构造运动的周期性及地层沉积的旋回性对应于地震资料的频率特征,因此地震波的频率变化可以反映沉积体的厚度及沉积颗粒的粗细。
- Namely, because of medium nonlinearity, the energy of different modes of seismic waves is reassigned and displayed in records but fits the energy conservation law. 在遵守能量守恒原理的前提下，介质的非线性会引发地震波场中各波型间能量的再分配。
- And if this something else is rightly chosen, if it is really attended by the illumination of another field of interest. 假如你正确地选取了其他念头，假如这个念头的确受到别的领域的情趣的启迪。
- Now she was the centre of a little illumination of her own. 现在她正处于愉快的心情之中。
- The results show that the wavefield snapshots based on a wave equation are similar to ray paths and can qualitatively describe the promulgation of seismic waves. 理论模型的实验结果表明基于波动方程的波场快照与射线路径具有很好的类比关系，可以定性地描述地震波的传播；
- Before she ended, her face had its full illumination of fun. 她的话还没有说完.;脸上已忍俊不禁;喜气洋洋了。
