查询词典 abutment

Firstly, the basic theory of three-dimensional automatic identification method and elastic-viscoplastic Block Element Method for rock masses, in which the deformations of block elements are not taken into account, are introduced, as well as their application to the stability analysis of Xiaowan high arch dam abutment and rock foundation.

首先，介绍了三维岩石块体系统的自动识别方法和不考虑块体单元本身变形的三维弹粘塑性块体单元法基本理论，及其在小湾高拱坝坝肩和坝基岩体稳定分析中的应用结果。

Study on Three-dimension Seepage and Abutment Stability of Jinping High Arch Dam;2. This paper deals with the application of finite element method in the study of seepage field of sluice foundation.

应用有限元法对闸基渗流场进行计算，在计算过程中考虑排水效果和泥沙淤积的影响，得出渗流场的数值解，进而计算静水池的浮托稳定性，最后可确定静水池浮托稳定条件下的安全运用水头。

Based on it, the reliability of the arch dam gravity abutment is analyzed, and the corresponding reliability index β is calculated, meanwhile, the influence of the distribution types, cut-tail and correlation of the stochastic variable on the reliability is discussed.

同时讨论了随机变量的分布类型、截尾情况以及相关关系对可靠指标的影响。

Based on the stochastic finite element method,the reliability of the arch dam abutment stability against sliding is analyzed,and the corresponding reliability index is calculated.

这种分析方法在建筑设计中已逐步推广，但由于水工结构设计具有某些复杂性，这种分析方法至今尚未得到广泛采用。

The methods introduced above are applied to the stability analysis of the Xiaowan high arch dam abutment and rock foundation. Thus, the deformation characteristics of the rock masses and the safety factors of the block combinations are obtained, which provide important data to the engineering design.

运用上述方法对小湾高拱坝的坝肩和坝基岩体进行了稳定分析，得到了正常工况下坝肩和坝基岩体的变形规律，以及各滑动岩块组合的强度储备安全系数，从而为工程设计提供了依据。

This paper gives a presentation of the 3－ D limit analysis method developed on the basis of the plasticity mechanics upper limit theorem for slope stability analysis, and of the stability safety factor of the Xiaowan arch abutment calculated using this method which could give stability analysis results conforming to the actual conditions.

本文首先介绍了一个建立在塑性力学上限定理基础上的边坡稳定分析三维极限分析方法，并使用这一方法计算小湾拱座的稳定安全系数，获得比较符合实际的稳定分析成果。

Then nonlinear constructive relationship and failure criterion combined with 3D dynamical finite element analysis is applied to the arch darn and abutment considering static loads and seismic loads.

采用非线性本构模型和破坏准则，结合三维动力有限元法对江坪河高拱坝在静荷载和地震联合作用下的响应进行非线性分析。

Secondly, the preliminary models of grouting and drainage curtains, and the boundary pre-adjustment method are presented to further perfect the network seepage flow analysis method of rock masses. Then they are applied to the network seepage flow analysis of the Xiaowan high arch dam abutment and rock foundation in various cases.

其次，提出了工程中防渗帷幕和排水孔幕的数值模拟方法，以及岩体网络渗流分析的边界预调整法，进一步完善了工程岩体的渗流分析方法，并将其应用于小湾高拱坝多种工况下的坝肩和坝基岩体网络渗流分析。

A brief discussion on seismic design of high arch dams is made through the following three aspects:interaction of arch dams-foundation-reservoir water,dynamic stability of high arch dam abutment ,effect of transverse slots on seismic design of high arch dam,and those aspects referred to above is not enough for seismic design of high arch dam.

对高拱坝的抗震设计进行了分析，包括拱坝坝体-地基-库水动力相互作用分析、高拱坝坝肩抗震稳定分析、横缝对高拱坝抗震设计的影响，仅对高拱坝抗震设计研究的几个方面进行了概括总结。

In this paper,the stability of arch slab under the action of the plunging jet is investigated.The pressures on upper and lower surfaces of the slab and push force of arch abutment are measured.A generalized formula for uplift force is proposed.

通过实验分析，研究了冲击射流下拱形底板失稳型式，量测了底板上、下表面压强分布，概化了时均上举力的计算公式，实测了动水荷载作用下拱端推力。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。