MACHA system is one of the most advanced seismic source synchronous system.
Macha系统是世界上最先进的震源同步系统之一。
It discusses the seismic source stress field by using many kinds of force sources.
由多种力源讨论了震源应力场。
When shocked by strong stress, the medium near seismic source shows plastic property instead of elastic property.
在近震源的条件下，介质受大应力作用时表现出塑性性质而不是弹性性质。
A cage, or a steel enclosure surrounding a seismic source, can be used to dissipate energy and reduce the bubble effect.
也可以把震源放入笼子或钢栏中使能量发散，减少气泡效应。
These results will give new quantitative data for geodynamics and has practical meaning for seismic source tomography research.
这些结果将为地球动力学研究提供新的定量资料，对于震源层析成像研究等有实际意义。
Through seismic wave analysis it is inferred that the Hualian quake was probably caused by double offsets in the seismic source.
由地震波分析推测这次地震可能是由于震源的两次错动引起的。
The inversion of heterogeneous characteristics of seismic source is an important field in strong earthquake seismology at present.
利用地震记录反演震源非均匀特征是目前强震地震学研究中的一个重要的课题。
The main characteristics of seismic source function in underground explosion are studied by seismological method and numerical method.
结合地震反演方法和数值计算方法，研究了地下爆炸震源函数的特征以及介质特性对震源函数的影响。
Seismic source faults are characterized by regional variation and may have different earthquake generating mechanisms for different region.
多震层内震源断层具有区域性特点，不同地区震源断层可能具有不同的孕震机制；
Experiments in Tangshan area demonstrated that PHV works efficiently and stable, and has advantages over other non-explosive seismic source.
PHV在唐山地区的实验结果证明它能够稳定、有效的工作，而且优于其它非爆炸性震源。
Why is prediction so difficult? This question cannot be answered conclusively, as we do not yet have a definitive theory of the seismic source.
为什么地震预测那么困难？对这个问题不能做出最后的答复，因为我们至今没有对地震成因的一个确定的理论。
It is necessary to carry out filtering before we determine the position of seismic source, and the exciting time, and strength of seismic signal.
在确定震源的位置、发震时刻和震源强度之前必须进行滤波处理。
Harmonic distortion arises from the nonlinear vibrations of mechanical device of seismic source and the coupling between the vibrator and the ground.
由于震源的机械装置和振动装置的非线性振动以及振板与大地的耦合等问题，在震源向地下输入能量的同时，也产生了谐波畸变。
The relationships between parameters of the rupture starting point in the seismic source and moment magnitude for three fault types were also derived.
同时也建立了不同断层类型的地震破裂初始点位置参数与矩震级之间的关系式。
Based on the study of regional seismic environment and seismic periodicity, the potential seismic source zones and their activity parameters are determined.
本文在研究秦皇岛市区域地震地质环境和地震活动规律的基础上，确定了区域潜在震源区及相应的地震活动性参数。
Finally, the formulas of PGA and RMS accelerations attenuation dependent on the rupture direction of the seismic source are presented for the Western United States.
文章最后给出了美国西部考虑震源破裂方向的地震动峰值加速度和均方根加速度的衰减关系。
By using of modern seismic network and paleo seismic data, combining seismic geology and petroleum geology, the purpose of finding seismic source trap may be achieved.
利用大量的现代地震台网及古地震资料，将地震地质与石油地质研究相结合，可实现寻找震源圈闭油气藏的目的。
In addition, the influences of various parameters of the recurrence model on the results cf hazard analysis have been primarily discussed in a case of one seismic source.
此外，文中还对一个震源的情况初步探讨了发震模型中的各种参数对地震危险性分析结果的影响。
In this paper, we deducted the transform relation between seismic source parameters from seismic fault plane solution in double couple point source model and from the seismic moment.
文中推导了双力偶点源模型震源机制解得出的震源参数和用地震矩张量反演得出的震源参数之间的转换关系。
The seismic source USES the rotation of centrifugal quality to produce seismic energy. The produced sweep signals are recorded by clockwise and counter clockwise rotation at each source point.
这种地震震源采用离心质量旋转地震能量，在每个震源点记录下顺时针转动和逆时针转动所产生的扫描信号。
By using the seismic source model of crack containing hyperpressure gas, the course of radioactive heat energy in the earth to accumulate in the focal area and cause for earthquake are studied.
根据含超压气体裂隙震源模式，分析了地球内部放射热能向孕震区积聚的过程。
Using this model and the seismic source parameters obtained by source mechanism studies, the authors computed the theoretical distributions of earthquake intensity for four typical earthquakes.
用此模型和震源机制工作给出的震源参数，计算了四个典型地震的理论烈度分布。
The high resolution seismic prospecting system for marine shallow formations, designed by us, consists of seismic source, isofloating cable receiving subsystem, recording unit and data processing set.
我们设计的海上浅层高分辨率地震勘探系统包括震源、等浮电缆接收系统、记录系统及资料处理四个部分。
The author tries to investigate the force source causing the drastic crustal deformation and frequent seismic activities in southwest China.
并对中国西南部壳体强烈的地壳形变以及频繁的地震活动的力源机制问题进行了探讨。
However, not all the fault surface and the source directly linked to the movement, they also may be due to seismic waves caused by secondary impact.
但并不是所有的地表断裂都直接与震源的运动相联系，它们也可能是由于地震波造成的次生影响。
The seismic velocity and source function of homogeneously elastic media are inversed jointly by adopting Hybrid GA.
本文使用遗传算法对均匀弹性介质进行波速和震源函数的联合反演。
The main inputs for this computation are earthquake catalogue, source mechanisms, the level of seismic activity and the deep structural models.
计算中主要的输入参量为该地区的地震目录、震源机制、地震活动水平、深部结构模型等。
It also favours eliminating the negative influence caused by source errors such as source strength error, source orientation error and so on in seismic data acquisition.
它同时还可以消除数据采集时由于震源的误差(如震源强度误差、震源取向误差等)所带来的影响。
Numerical experiments show that the theoretical values of the seismic velocity and source function are matched well with the inversed ones.
通过数值计算结果表明，波速和震源函数的理论值与反演值比较吻合。
Numerical experiments show that the theoretical values of the seismic velocity and source function are matched well with the inversed ones.
通过数值计算结果表明，波速和震源函数的理论值与反演值比较吻合。
应用推荐