查询词典 seismic

Seismic methods for mineral exploration have been applied into more fields than just ore body itself, and the large deepseated structures, such as orecontrolling structure, alteration zone, and key lithologic layer have become the targets of indirect seismic exploration.

金属矿地震找矿的应用范围得到了扩展，不再局限于矿体本身，控矿构造、蚀变晕、重要岩性层等大型深部构造单元成为了地震间接找矿的目标体。

Improving the signal-to-noise ratio and resolution of the seismic section is the important content in seismic data processing.

提高地震剖面的信噪比和分辨率始终是地震数据处理中研究的重要内容。

This discipline, together with seismic lithology, composes the main parts of seismic sedimentology.

该学科与地震岩性学一起共同构成了地震沉积学的主体部分。

Seismic sedimentology is a new discipline emerged after seismic stratigraphy and sequence stratigraphy.

地震沉积学是继地震地层学和层序地层学之后出现的一门新兴学科。

The research indicates that it is necessary to consider the multi-dimensional seismic excitations in the anti-seismic analysis of large span cable-stayed bridges.

由于地震作用的空间效应，在进行大跨斜拉桥的抗震设计时，必须充分考虑多维地震的联合作用。

The extrema of the seismic data are used to get the modulation function which operated with the original seismic data to get the high frequency part of the reconstruction data to rebuild the wide band data.

该方法利用地震资料极值点得到的调制函数通过与原地震资料的运算得到重建资料的高频部分，保留原地震资料的低频部分，得到重建的高频地震资料。

The results show that seismic amplitudes can be correlated to log lithologies by using 90°phase seismic data and used to analyze lithofacies.

研究结果表明：研究区90°相位地震资料振幅与岩性测井曲线能较好地对应，对地震资料进行90°。

The main research contents are as follows:1. Through massive calculation, analysis and comparison, sum up the similarities and differences between the special-shaped cross sections and rectangular cross sections in mechanical features, between reinforced concrete special-shaped columns and rectangular columns in load-bearing capacity, ductility performance and provide necessary basic concepts and data for further understanding the characteristics of the special-shaped columns;2. Through massive elastic calculations and elasto-plastic analysis, under the preconditions of satisfying the code's requirements for axial compression ratio, limit value of lateral displacement and load-bearing capacity of normal section,oblique section and beam-column joint, under circumstances of different intensity of earthquake, structure dead weight, sort of site and column grid bay dimension, the variation regularity of maximum suitable height of structure, and thus sum up the maximum suitable height of structure for code for the purpose of macro-control while deciding the design scheme;3. Make a preliminary study on the stress feature of reinforced concrete special-shaped column and Z-shaped column of which the ratio of limb length to limb thickness is between 4~5 ,and the preliminary design method is suggested;4. Through elato-plastic time history dynamic analysis of typical projects, check up the weak storey of the special-shaped column structure and yielding, breaking and collapse mechanism to satisfy the earthquake resistant requirement to buildings of remaining stand under strong earthquake;5. Derive for project use simplified calculation formula of vibration period, suitable vibration period, suitable rigidity of special-shaped column structure through theoretical analysis, and provide an easy and practical method for deciding the structure scheme economically, safely and reasonably;6. Based on the study achievements in theory and massive analysis and calculations of this paper, sum up the regularities of inner force, deformation of special-shaped column structure and seismic conceptual design, and thus the suggection of seismic design of special-shaped column structures is presented.

本文研究的主要内容如下：通过大量的计算、分析和对比，总结出异形截面与矩形截面在力学特性、钢筋混凝土异形截面柱与矩形截面柱在承载能力、延性性能等方面的异同，为深入了解异形截面柱的特点提供必要的基本概念和数据；通过大量的弹性及弹塑性计算分析，在满足规程对轴压比、侧移限值及正截面、斜截面、节点承载力抗震验算要求的前提下，在不同抗震设防烈度、结构自重、场地类别及柱网开间尺寸情况下最大适宜高度的变化规律，并在此基础上总结归纳出异形柱结构的最大适用高度规定，可用于规程，以便于在确定方案时起到宏观控制的作用；对肢长与肢厚比在4～5的钢筋混凝土异形截面柱及Z形柱的受力特点进行初步探讨，提出初步的设计方法；通过对典型工程的弹塑性动力时程分析，检验异形柱结构的薄弱层及屈服、破坏、倒塌机制，以达到建筑物大震不倒的抗震设防要求；通过理论分析，推导出异形柱结构自振周期，以及适宜自振周期、适宜刚度的工程实用简化计算公式，为经济、安全、合理地确定结构方案提供简便实用的方法；在本文理论分析、计算以及大量的研究成果基础上，总结归纳出异形柱结构内力、变形的规律及抗震概念设计内容，并在此基础上提出异形柱结构的抗震设计建议。

The detail structural contour maps controlled by small interval seismic sections and plan slices from 3-D seismic data and additional dip-meter information from well-log increased the accuracy of structural geometry.

依据小间距地震剖面和多地震切片、倾角测井资料等的综合解释编制的详细构造等高线图提高了构造几何学精度。

The seismic area and the seismic belt should be two kinds of different divisions plans, the former's division bases on the activity blok, the latter's bases on the activity fault zone, the goal and the basis of their division are different.

地震区和地震带应为两种不同的划分方案，前者是以活动块体为对象进行分区的，后者是以活动断裂带为对象进行分带的，它们的划分目的和依据是不同的。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。