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- Improving offshore reflection techniques in consideration of all aspects of a primary seismic wave 从地震纵波的全貌看海上反射法地震技术的改革
- primary seismic wave 地震纵波
- Seismic wave field and seismic exploration II. 地震波场与地震勘探2。
- A surface at which seismic wave velocities change. 不连续面间断面，地震波速度突变面
- Seismic wave AVO and formation lithology analysis. 地震波AVO与地层岩性分析
- Redistribution of seismic action effects between primary seismic walls of up to 30% is allowed, provided that the total resistance demand is not reduced. 译文：如果整体抗震要求没有降低，不超过30%25的抗震墙体之间的地震作用效果再分配是允许的。
- Regional seismic wave carries iota of information about structural variations in the crust and the upper mantin. 摘要区域地震波携带着大量的信息，可以很好地反映地壳和上地幔结构的变化。
- Seismic sections show the response of the earth to seismic waves. 地震剖面是地壳对地震波的响应。
- Body waves, the fastest seismic waves, move through the earth. 体波是最快的地震波，可贯穿地球。
- Body waves,the fastest seismic waves,move through the earth. 体波是最快的地震波，可贯穿地球。
- The seismic wave travels at different velocities in different media, therefore the seismic wave can be used to detect effects of grouting engineering. 摘要地震波法可明确测定不同介质中地震波的传播速度，因而可用在灌浆结构工程中的检测。
- 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。
- Some changes in reservoir lithology and physical properties usually reflect in seismic wave form characteristics. 储层岩性、物性的变化往往表现为地震波形特征的差异，地震波形特征分析是岩性预测、油气预测的重要手段。
- Blowing up and excavating can create weak seismic wave by stealer, which call it microseismic. 偷盗者爆破或挖掘时产生的强度较弱的地震波，可称为“微地震”。
- Seismic waves move out from the focus of an earthquake in all directions. 地震波从震中向周围的各个方向传播。
- 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。
- 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。
- 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。
- Numerical simulation from wave equations is a valid means of studying seismic wave propagation. 波动方程数值模拟是研究地震波传播特征的有效手段。
- 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。
