In other words, when the same field source is observed in a different frame of reference, electric field or magnetic field will possess a different nature; 即同一场源在不同的参考系中观测,所得的电场或磁场具有不同的性质;
The study of field source static shift in frequency domain controlled-source electromagnetic sounding with long wire source 长导线源频率域可控源电磁测深的场源静态位移研究
Calculation of surface characteristic lines and identification of field source feature 地球物理场曲面特征线计算与场源特征识别
Meanwhile, wavelet multi-scale analytical method was applied to separating gravity fields, and the approximate depth of the field source was calculated by using the power spectrum analytical method. 随后采用小波多尺度分析方法对局部重力场进行分离,进而分析研究了苏鲁段地壳密度非均匀性及深部地壳结构。
Normalized total gradient method, which can be used to determine location of magnetic field source above hydrocarbon accumulations; 用归一化总梯度法确定油气上方场源位置;
Our results indicate that effect of topography depends on the type of MTS data, mode of polarization, electromagnetic wave period of field source, survey site, as well as the form and scale of topography. 结果表明,地形影响不仅与MTS资料的种类、极化模式、场源电磁波周期及测点位置有关,而且还依赖于不同的地形形态和尺度。
EH-4 electrical conductivity image system is an electromagnetic observation system of hybrid field source in frequency domain which has most advantage character include portable, high-efficiency, high-resolution and deep survey. EH-4电导率成像系统是一种混场源频率域电磁观测系统,具有轻便、高效、勘探深度大、分辨率高的特点。
The field source is the material base of light hydrocarbon remigration; the field effect, which is effected by the solubility of formation water and country rock property, is the interaction of light hydrocarbons and soil substrate. 场源是轻烃进行运移的物质基础,场作用则是轻烃与环境介质的各种反应,主要受地层水溶解度和围岩性质的影响。
Research of Near Field Source Localization Method Based on Higher Order Statistics and Fractional Lower Order Statistics 基于高阶统计量与分数低阶统计量的近场源定位方法研究
The radiation problem is transformed into a transmission problem of the corresponding waveguide structure to avoid the difficulty of the field source problem which is met in the traditional analysis. 在分析过程中,将天线的辐射问题转化为相应波导结构的传输问题,从而避免了求解场源问题的困难;
A new method of gravity gradient vector field for quantitative determination of field source is described in this paper. 本文叙述了利用重力梯度矢量场确定场源的一种新方法,采用富里哀级数求和的算法。
Based on a fast realization method for waveform cross-correlation, we have done an experimental study on broadband matched field source localization in F-Lake with a single hydrophone. 基于波形互相关的一种快速实现方法,我们在F湖开展了单水听器宽带匹配场被动定位的实验研究。
This paper studies the characters of the canonical decomposition method under some tectonic conditions and the polarization problem of the field source. A simple example of application of this method is also given. 讨论了正则分解方法在各种构造条件下的特点和场源的极化问题,并给出了简单的应用实例。
Space-time take place wave motion of gravitational outfield when the field source body is rotating with angular velocity Ω. 场源物体以角速度Ω自转时,拖动外场时空产生运动。
Light hydrocarbon geochemical field is one of the manifestations of hydrocarbon. Geochemical field is composed of field source and field effect. 轻烃地球化学场是油气藏地球化学场的一种表现形式,由场源和场作用构成。
3-D Natural Electromagnetic Field Source Geo-Electromagnetic Response Study 3-D天然场源地球电磁场响应的分析研究
It is convenient to consider the magnetic medium as a secondary field source in solving the magnetostatic problems. 在求解域内存在磁性介质的静磁场问题时,将磁性介质视为二次场源是方便的。
On the basis of a discussion on the source of magnetotelluric field, this paper points out that the noises affecting magnetotelluric sounding data can be divided into field source noise, geological noise and human noise, which are derived from different sources. 在概述大地电磁场场源的基础上,阐明了影响大地电磁测深资料的噪声分为场源噪声、地质噪声和人文噪声,它们分别来自不同的源。
The principle and field source of high frequency earth electromagnetic survey has been concisely introduced. 扼要介绍了高频大地电磁测量的方法原理和场源机制。
The strong field source transient electromagnetic instrument and its tentative application in a copper mine 强场源瞬变电磁仪及在某铜矿的试验性应用
This paper discusses the feasibility of broadband matched field source localization in F-Lake with a single hydrophone. 研究利用单个水听器对宽带水下声源进行匹配场定位的可行性问题。
After comparison test, the cone baffle benefiting for suppressing of stray light out of field source in an R-C optical system was verified. 通过对比测试,证实了锥状遮光罩对R-C光学系统视场外杂光抑制有良好效果。
Matched field processor is another important component of matched field source localization. 匹配场处理器是匹配场声源定位的另一个重要环节。
The permanent magnets was adopted as the magnetic field source in the study before, which had poor practicability and controllability. 但是,以往均采用永磁体作为磁场源,其可控性和实用性很差。
Active source electromagnetic sounding data can make use of existing magnetotelluric inversion technology after field source correction. 有源电磁测深数据在经过场源校正后可以利用现有的大地电磁反演技术进行反演。
The food source is abstracted as field source forming the chemical particle concentration spatially. The field strength of one point in the space is related to its Euclidean distance from a food source. 本文将食物源抽象为形成空间中化学粒子浓度场的场源,空间中某点的场强与食物源的欧几里得距离相关。
Magnetotelluric sounding ( MT) is one of the electromagnetic exploration methods which belong to frequency domain. The natural alternating field source is used to study electrical parameters of rocks in deep earth with this method. 大地电磁测深法(MT)属于电磁法勘探中的频率域方法,利用天然交变场源对地球深部岩石的电性参数进行研究。
Acoustic model is the basis of matched field source localization. This dissertation introduces the acoustic modeling theory and several acoustical models in this area, among which Normal Mode model is mainly studied theoretically and experimentally. 声场建模是水声匹配场定位的基础,本文介绍了声场建模的理论基础和几种重要的声场模型,并重点研究了简正波模型的理论和数值方法。
According to the feature of active sonar signal, we have done in-depth study on broadband matched field processor, and successfully extended it to active matched field source localization. 针对主动声纳的信号特点,本文对宽带匹配场处理器作了深入研究,并成功地将宽带匹配场处理器应用到主动匹配场定位上来。
Analyzing the results, we obtain that the orbital precession effect increases on account of the global symmetry breaking, but the orbital precession effect aroused by the electric charge of the field source reduces the orbital precession effect aroused by the mass of the field source. 通过对所得结果的分析,我们发现,由于整体对称性破缺,轨道进动效应将增强,但由场源的电荷引起的轨道进动效应削弱了由场源的质量引起的相应效应。