查询词典 seismic

The conventional non-linear seismic inversion methods are low in convergence and sometimes will result in the problem of local extremum.

传统非线性反演方法存在着收敛效率低，有时会陷入局部极值的问题。

The influence of with or without longitudinal joint, with or without initial opening, with or without filling in the joints and different friction factor in the joint face and so on are studied on the seismic response of Fengman Dam. Thus the conclusions for gravity dams with longitudinal joints is drawn.

对于丰满重力坝，本文考虑了有、无纵缝，纵缝有、无宽度，纵缝有、无填充物及缝面的不同摩擦系数等情况，进行了静动组合的地震反应分析，对存在纵缝的重力坝的抗震特性得出了一系列规律性的认识。

There are mainly three key technical problems in the heightening project, which are opening of joint face between old and new concrete, seismic safety of the dam, and the curtain durability and reinforced grouting technology of the dam with high water head.

大坝加高中的关键技术研究难题主要有：新老混凝土结合问题研究、大坝抗震安全问题研究、高水头大坝帷幕耐久性及补强灌浆技术研究三大类。

On the basis of this, the seismic facies of the first member in Shuangyang formation was classified.

在此基础上，对双阳组一段的地震相特征进行了划分。

Also different seismic facies and sediment units have been recognized with the establishment of the of sediment system model.

识别了不同类型的地震相；识别了不同类型的沉积相单元；建立了沉积体系模型。

In this paper, mechanism of limb rotation in growth strata and technique of seismic facies analysis are used.

运用生长地层翼旋转机理和地震相分析技术对研究区的沉积类型、构造与沉积关系进行了分析。

Its shows that, l increases with β, k increasing, but decreases with λ increasing; at the same condition of horizontal seismic loading the safety factor of wedge decreases with β, k increasing, but increases with λ increasing.

分析结果表明，l随着β和k的增大而增大，但随着λ的增大而减小；楔体的安全系数随着β和k的增大而减小，但在同样大小的水平地震力系数下，随着λ的增大而增大。

On the basis of the knowledge highway's ruin of the past, in high earthquake intensity area of highway, underground structure may be fall into ruin for the seismic motion, especially, the entrance of tunnel is the weakest of the tunnel. As based on the soil-structure interaction model, adopting the soft of FLAC3D and numerical analysis method, the tunnel entrance has been computed by the elastic and plastic method, the results obtained are discussed and the measures for design and solution are presented.

根据以往的受震破坏经验，在公路隧道的高烈度地震带，地下工程可能会遭受严重震害，尤其洞口段为抗震薄弱区，本文采用FLAC3D软件，从土－结构相互作用模型出发，运用数值分析方法对隧道洞口段进行了三维弹性和弹塑性分析，得出了相应结论，并对结果进行分析，指出隧道抗减震设计中应注意的事项，并提出相应解决措施。

This study identifies multiple sedimentary facies types in this area through core description and analysis,integrated with the log information and seismic data,including alluvial fan,braided river,delta,lake,etc.

沉积相的研究是有利区带评价的基础，通过岩心描述和分析，并结合测井、地震等资料，在红车地区识别出多种沉积相类型，主要包括冲积扇、辫状河、三角洲、湖泊等。

The Paper describes design patterns（namely pipeline, fan-in/fan-out , master-slave and hybrid pattern）and application framework for seismic data parallel processing.

文中研究石油地震数据处理的并行计算设计模式(流水、扇出/扇入、主从和混合)和应用框架。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。