velocity interval

Lateral interval-velocity variation in a target stratum can be determined by performing travel time inversion of prestack common-shot gathers ( or common-midpoint gathers).

本文用叠前共炮点或共中心点道集记录的反射波旅行时反演来确定目的层层速度的横向变化。

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Analysis on the characters of seismic reflection, gravity filed, interval velocity, rock's density, tectonic features of depression, well_to_well interpretation and sedimentary facies of surroundings proved that Mesozoic marine strata are widespread in the eastern area of Pearl River Mouth basin.

从地震反射特征、重力场特征、层速度特征、岩石密度特征、坳陷构造形态特征、连井解释以及区域沉积相的研究，多个方面阐明了在珠江口盆地东部地区广泛存在中生代海相地层。

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Based on the known interval velocities obtained from the lithologic log and sonic log, this paper presents a way of estimating the sand-shale ratio corresponding to the interval velocity at different well depths by using the Bayes formula of the probability theory.

本文介绍一种根据钻井中已知岩性和相应的声速测井求得的层速度，用概率论中的具叶斯公式算出不同井深各层速度值对应的泥岩比值的方法。

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There is a certain functional relation between seismic interval velocity and formation porosity asas residual porosity.

地震层速度与地层孔隙度、剩余孔隙度之间存在一定的函数关系.

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Methods: To assess mitral ( tricuspidal) annulus of free walls of 45 persons. Atrial and ventricular electromechanical delay time, atrial contraction time, PR interval were acquired in tissue Doppler velocity cure.

方法：评价45例正常人的左室侧壁、右室游离壁的瓣环，在组织速度曲线上测量心房和心室的电-机械延迟时间、心房收缩时间以及PR间期（PRTV）。

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At the same time, the interval velocity derived from the time_ shift_corrected spectrum τ 0 is more accurate than that derived from the traditional Dix_equation_calculated stacking.

同时，用时移动校正τ0分析谱计算层速度较以往用Dix公式由叠加速度计算层速度精度要高。

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Three interval velocity models and two interpretation methods are designed and the underground geological conditions in the study area are simulated.

设计了3种层速度模型和2种层速度解释方案，对研究区地下情况进行了模拟。

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