seismic prospecting

Application of Coalfield Slalom Seismic Prospecting Data Acquisition Technique in Loess Tableland

黄土塬区煤田弯线地震勘探采集技术的应用

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In energy resource seismic prospecting, to best realize time difference correction of pre-stack tilted stratum, advance velocity analysis and overlay precision, present a sort of celerity realize pre-stack partial migration algorithm, called migration to zero offset ( MZO) algorithm.

在能源地震勘探中，为了更好地实现叠前倾斜地层的时差校正，提高速度分析和叠加的精度，提出了一种快速实现叠前部分偏移的算法，即零偏移距化（MZO）算法。

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Through practices during twenty more years, the coal geological exploration units can do 2D and 3D seismic prospecting well to find out faults with throws ≥ 5m, and 5m thick coal seams' undulation.

经过20多年的实践，煤炭系统已能较好地实现落差≥5m断层、煤层5m起伏的二、三维地震勘探。

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High Resolution Seismic Prospecting Technology Used in Coal Seam Subsided Column

煤层陷落柱高分辨率地震探测技术

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Noise has always been the most troublesome problem in seismic prospecting.

噪声始终是地震勘探中最棘手的问题.

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Adaptive least square deconvolution and application to seismic prospecting

自适应的最小平方反褶积及在地震勘探中的应用

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This paper deals with the Walsh Transformation and sign bits checking as applied to seismic prospecting.

本文介绍沃希变换和符号位检测在地震勘探中的应用。

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New Fetch Trace Method Before Stacking of Three-dimensional Seismic Prospecting in Coal Mine of Mountain Area

山区煤矿三维地震勘探叠前新抽道集方法

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Trail interpretation of seismic prospecting data specially processed on shallow gasified coal

浅层煤成气地震勘探资料特殊处理的解释尝试

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Study on Theory of Spectral Shaping Filter in the Seismic Prospecting Instrument

地震勘探仪器中频谱整形滤波器的理论研究

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The shallow seismic prospecting is one of indispensable important prospecting method to civic seismic micro zoning.

浅层地震勘探是城市地震小区划中不可缺少的重要勘探手段之一.

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The proportion of 2D seismic prospecting, 3D seismic prospecting, preliminary prospecting well and appraisal well investment;

不同勘探阶段二维、三维、预探井、评价井投资比例；

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It is a great significant for surveying the full fields seismic movement in seismology and seismic prospecting as well as model seismology.

记录地面运动的全波场，对地震学、地震勘探学以及地震模型试验都有重要的意义。

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Coal field crook seismic prospecting technology and application

煤田弯线地震勘探技术及应用

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For this reason, a comprehensive analysis by use of multiple disciplines knowledge ( including geological and seismic prospecting, drilling, well test and gas reservoir engineering, etc.)

为此，在卧龙河断陡带构造细节解释中，运用地质、地震、钻井、试井、气藏工程等多学科知识进行综合分析，找出了断陡带构造细节变化的规律。

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The location and size of gob area can be prospected by using high resolution seismic prospecting, and the reliable data which evaluates the stability of the ground work of the construction can be provided.

本文主要利用高分辨率地震勘探探测采空区的位置和范围，为建筑物地基稳定性的评价提供可靠的依据；

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Some examples show that the method can obtain a better resolution in seismic prospecting.

实验结果表明,随机分形插值方法是提高地震分辨率的简单有效方法.

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To design slalom seismic prospecting field setup, should based on space and time conditions to determine stacking fold;

设计弯线地震勘探观测系统，应遵循空间、时间条件来决定叠加次数；

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The paper divided the seismic prospecting instrument into six periods according to the technology characteristics, and introduces the main characteristics of each period.

文章依据技术特点将地震勘探仪器划分为六代，并分别介绍了每一代仪器的主要性能；从5个角度分析了地震勘探仪器发展变化的历程和一般规律；

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Through theoretical calculation and actual data comparison, made sure that coal seam transformed shear wave energy is mainly concentrated between 0.2H~ 1.3H ( H is the depth of target stratum), then the P-SV wave offset range in coalfield multiwave seismic prospecting can be set on.

通过理论计算及与实际资料对比。确定煤层转换横波能量主要集中在0.2H～1.3H之间（H为目的层深度），据此即可确定煤田多波地震勘探P&SV波偏移距范围。

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The seismic prospecting of shallow high resolution is one of the effective and reliable methods in urban active fault detection, and may survey the location of active faults underground, buried depth, attitude and space distribution.

浅层高分辨地震勘探是城市活断层探测手段中最有效、最可靠的方法之一，可以在地表探测到地下活断层的位置、埋深、产状和空间展布情况。

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Applications of the data of acoustic log in hydrologic seismic prospecting

声波测井资料在水文地震勘探中的应用

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The changing relation between the two restricts the threshold value of signal-to-noise ratio for seismic prospecting.

二者的变化关系制约着地震勘探的信噪比临界门限值。

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The new design of digital geophone used in the occasion of high resolution seismic prospecting will pay an important roll in a new kind of seismography.

新型数字式地震检波器的设计，完全可以适应高分辨率地震勘探的要求，为基于可控震源的新型地震仪的实现起到了决定性作用。

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Associated with the practice of seismic prospecting, detailed analysis was given to related effective excitation and high-fidelity detecting of simulated signals in the third chapter.

结合具体实践，对弹性波拟模态试验分析的有效激励和保真检测等拟模态试验分析的前提条件进行了分析。

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Coal field seismic prospecting in loess plateau or complicated loess topographic area needs going on the research of crook seismic working technology along channel.

在黄土塬区或复杂的黄土地形区作煤田地震勘探工作需要进行沿沟弯线地震施工技术的研究。

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