Also, specialists such as exploration geophysicists ( people who work to petroleum deposits) often operate under contracts separate from that made with the contractor. 同时,承包商也分别把合同交给如勘探地球物理学家(探测石油沉积的人)那样的专家。
Using data from many magnetic observatories, geophysicists can make mathematical representations of the field and how it is changing. 利用许多地磁观测站的资料,地球物理学家对磁场及其变化方式进行数学描述。
Exploration and development geologists, geophysicists, engineers, and managers involved in planning a deepwater development or engaged in developing a deepwater discovery. 勘探开发地质师,地球物理学家,工程师以及参与深水开发设计或从事开发深水油田的经理。
Exploration and development geologists and geophysicists or anyone requiring knowledge of compressional structural geology and balancing. 勘探开发地质师,地球物理学家以及需要了解挤压构造地质学及平衡法的任何人员。
Explorationists in general and geophysicists in particular search for hydrocarbon traps. 绝大部分勘探家和部分地球物理学家寻找的是烃类圈闭。
To solve the imaging problems in complicated media, the author briefly discusses the principle of generalized screen migration, which is paid close attention recently in the circle of geophysicists. 为了解决复杂介质条件下的成像问题,从原理上简要介绍了近年来广受地球物理学界关注的广义屏深度偏移方法。
The instruments used by seismologists have been carefully designed for the specific research interests of geophysicists. 地震学家使用的地震仪是为地球物理学家所研究的特定课题而精心设计的。
Many geophysicists find this technique unsatisfactory. 许多地球物理学家发现了这种方法的缺陷。
It is broadly accepted that the measurements of the electrical conductivities endured from the direct current to alternating current to impedance spectra for most of the geophysicists. 电导率测量的过程历经了从直流交流阻抗谱的过程,已经为地球物理学家借助于高温高压手段研究固体深部物质电学性质所广泛认同的。
Because the direct measurement of the velocity field can only be implemented in limited local region, geophysicists try hard to utilize the velocity information included in the seismic wave for velocity requesting. 由于直接测量速度场只能在很小的局部进行,所以地球物理学家们一直致力于利用地震波本身的信息进行速度求取。
Delegation of u.s.society of exploration geophysicists visited China 美国勘探地球物理工作者协会代表团来华访问
To this change the Chinese geophysicists and geologists have made a great contribution. 中国地球物理学界和地质学界对这一转变作出了巨大贡献。
As we geophysicists all know, the Definite Difference Method is a numerical method widely used in geophysics. 有限差分法是在地球物理中被广泛采用的一种数值计算方法。
Its advantages embody in fast computation, taking less space in memory etc, so positively geophysicists will find it efficient and wide in applicability. 它具有计算速度快,所需内存较小等优点,是一种有效且有广泛应用前景的方法。
The borehole seismic technique has attracted attention of geophysicists and geologists because of particular advantage such as high resolution. 井中地震勘探技术以其独特的优势受到地球物理学家和地质学家的高度重视。
Geophysical inversion is one of the subjects which the worldwide geophysicists and applied mathematicians are interested in at present. 地球物理反问题是目前国内外地球物理学家和应用数学家比较感兴趣的课题之一。
Based on the Hudson's constitutive equation which is universally accepted by geophysicists nowadays, the phase velocity of seismic wave and S-wave birefringence in anisotropic media containing gas or fluid filled fissures are discussed. 本文从目前普遍为油气地球物理工作者所承认的Hudson本构方程出发,分析讨论了含流体、气体裂隙各向导性介质中地震波相速度和横波双折射特性。
Because China has been considered to be a special tectonic unit in the global tectonic theory, its crustal and upper mantle structures are interesting to many geophysicists and geologists. 本文扼要地总结了我国对深部构造研究的进展情况。曾经在几个不同地区进行过地震测深的工作,有些地区发现地壳中存在高速或是低速的夹层。
Geophysicists have accumulated rich experience of seismic exploration in Sichuan hilly area, which consists of four technical series relating to data acquisition, data processing, lateral reservoir prediction and interactive interpretation. 四川40余年的山地地震勘探积累了丰富的经验,在地震资料采集、处理、储层横向预测以及人机联作解释方面已基本形成了四川山地地震勘探四大技术系列。
The hexagonal anisotropy medium commonly existing inside the crust has been a focal point of research to geophysicists. 地壳中普遍存在的六方各向导性介质是人们重点研究的对象。
Geophysicists and engineers all over the world have been paying for much arduous efforts, and have been hoping to look for a simple and valid way to pre-detect the geology circumstance in front of the digging face to reduce or lower the loss. 国内外地球物理学家和工程技术人员都为此付出了艰辛的努力,一直希望寻求到一种简单且行之有效的办法来预先探明掌子面前方地质情况,减少或降低损失。
In recent years, the study of "Amplitude versus Offset" arouses a great interest in exploration geophysicists circle. 振幅随偏移距变化关系的研究,近年来深受勘探地球物理学家的青睐。
As is known to all geophysicists that the signals of P-wave and S-wave should go to the linear polarization. 众所周知,纵波信号和横波信号属线性极化波。
Geophysicists come to realize that orthogonal anisotropy may be the most realistic and simplest medium model for many a geophysical problems. 现在,地球物理学界也越来越意识到,对于许多地球物理问题,正交各向异性可能是最简单的实际介质模型。
Signal Processing for Geologists and Geophysicists 面向地质和地球物理学家的信号处理
As we know, the geophysics problems are most nonlinear problem. The geophysicists put forward many nonlinear algorithms to solve these problems. 我们知道,地球物理问题绝大多数都是非线性问题,为了解决这些非线性问题,地球物理学家提出了很多非线性算法。
At present, the former geophysicists have done massive work in investigation and application for the surface of Resistivity Tomography. Well, the investigation and application of surface to hole and hole to hole Resistivity Tomography technique at present still obviously insufficient. 对于地表电阻率成像技术的研究和应用,前人已做了大量的工作,而井-地电阻率成像技术的研究和应用目前尚显不足。
The RGB color theory based multi-attributes seismic section display technique works well on displaying multi-attributes just in a single plot, which makes the geophysicists easier to carry out comprehensive analysis over several attributes. 而基于RGB原理的地震多属性显示技术则很好的将多种属性融合显示,使得地球物理工作者可以很方便的进行多属性综合分析。
In the latest years, many geophysicists have done research on the subjects and make a lot of practical findings. 近年来众多物探工作者对其进行了研究,取得了很多实用性的成果。
Geophysicists and geologists usually associate it with free air anomaly, bouguer anomaly together, to study the density distribution of the deep crust, geological structure and the delineation of abnormal body. 地球物理学家和地质学家通常把它与空间异常、布格异常放在一起,用来研究地壳深部的密度分布,地质构造以及圈定异常体。