查询词典 fault movement

In order to continue and for the development of Andres fault movement has carried out various types of research, Parkfield in the small, laid the following observation

为了延续并发展针对安德烈斯断层运动已开展的各类研究，在Parkfield这一较小范围内，布设了以下观测项目

The accumulated elastic strain energy and deformation induced by the fault movement exceeds the strength of rock, and in sequence causes fault rupture and strata failure, and then earthquake occurs.

断裂的活动容易导致断裂及其附近岩层中弹性应变能的积累，当应变能超出岩体的强度时，就会引起断裂或岩层的破裂而发生地震。

The main research work and its results are: 1Empirical results are analysed for the relations of fault displacement and earthquake magnitude, and difference between permanent ground deformation and maxium dynamic relative displacement on the two sides of fault; 2An analytic method is proposed for resopnse of a buried pipeline due to earthquake fault movement; 3A new shell model with an equivalent boundary and relted finite element analysis method are proposed for estimating response of a buried pipeline under large fault movement; 4By the proposed method, damage performance of water supply steel pipelines with large diameter is simulated to the real cases in Kocaeli Earthquake and Ji-Ji Earthquake, and simulating results show the real failure mode of pipes is revealed; 5Effects of overlying soil and soft/hard interlayers are analyzed on ground rupture mode and degree due to earthquake fault, and some earthquake rupture phenomena in soil layers are theoretically described for the first time; 6Pipeline response characters are discussed for the case of considering effects of soil layers on ground rupture mode; 7Research results and proposed method are applied in seismic analysis of pipline acrossing fault in the Gas Tansportation Project from West to East in China.

主要工作和成果包括：1）分析了不同断层位错形式下地表破裂位错量与震级之间的经验关系，并基于集集地震近断层记录分析了断层两侧永久地面变形和地震动相对位移幅值之间的差别，为合理地考虑地震断层位错地面变形动态影响提供了依据；2）发展了断层位错地面大变形下管线反应分析模型并给出物理概念明确、简单实用的解析分析方法；3）建立了断层位错下埋地管线反应分析的等效边界壳模型有限元方法，方法中引入了以非线性弹簧形式模拟离断层较远处管段影响的等效边界，简化了计算模型并突出了近断层处管体反应；4）利用等效边界壳模型方法，对土耳其地震和集集地震中大口径埋地管线震害进行了模拟，结果表明所提方法可以更清地解释震害所表现的管体破坏特征；5）研究了覆盖土层和软硬夹层的存在对断层位错地面破裂形式和程度的影响，首次从理论上解释了某些地震地表破裂现象；6）探讨了考虑土层对断层位错地面变形影响的管体反应特征；7）本项目成果已在西气东输工程的管道跨断层抗震问题分析中得到了应用。

It is a very important to determine fault movement and the direction of Principal stresses for structural analysis.

断层的运动方式和主应力方向的判断是构造分析的一个重要方面。

In this paper, a new simple method to determine fault movement and the direction of principal stresses is suggested.

本文提出一种判断断层运动和主应力方向的新的简单方法。

The fault movement and the direction of principal stresses may be determined by considering the re...

因此可以通过这些次级构造和雁列类型的关系，来判断断层的运动和主应力方向。

Dislocation and stress drop on the strike or normal fault were obtained. In the second stage of dynamic analysis, the time-dependent shear stress release was applied on the fault plane to excite fault movement and ground vibration.

然后以断层面上的剪应力释放作为外部动态荷载，进行了断层运动的动态分析，通过数值计算得到震源断层附近的地面加速度、速度与位移的时间过程。

Seismographic records showed that the seismic waves produced by the fault movement were much less energetic than those produced directly by the nuclear explosion.

地震仪记录显示断层运动产生的震波能量远远比核爆直接产生的冲击波来得弱。

At least, three types of earthquake related fault rocks including pseudotachylyte formed by typical fast fault movement, no orientated ultra-cataclasite or sinter breccias may formed by weak earthquake faulting, and stockwork microbreccias formed by autochthonous powerful shock at the source are discovered, in which some of the original sources parameters are remained.

至少区分出三种地震断层产物和两种震源破裂方式：典型快速地震断层形成的假玄武玻璃；或许与弱震有关的无组构超碎裂岩或熔结角砾岩，以及强烈原地震动成因的网脉状微角砾岩。

Without considering surface covering layer, the surface earthquake dislocation and strain distribution near active fault were calculated under different conditions of magnitude, fault movement style and fault dip angle using 3-D finite element method. Based on above results, the safe distance of active fault to important project site was studied.

：在不考虑地表覆盖层的情况下，采用三维有限元方法计算了不同震级、不同断层活动方式以及不同断层倾角下断层上、下盘地表的地震位移及形变分布，通过设定的安全距离判定标准，研究了各种情况下工程场地距断层的安全距离。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。