查询词典 dam-progg

Security and stability of gravity dam is always the key technique during the dam designing, running and managing.

重力坝安全稳定性一直是重力坝设计、运行和管理中的关键性问题。

The dam base against sliding stability is important contents for design of gravity dam.

坝基抗滑稳定性是重力坝设计中的重要内容。

Sometimes concentrated into a dam ice floe to dam the river soared, often cause a disaster.

有时冰排集中成坝，使坝上江水猛涨，往往会造成灾害。

In designing of a core wall type earth-rockfill dam the core wall is the impermeable part of the dam.

在心墙土石坝设计中，心墙是土石坝的防渗主体，它对坝的稳定起着至关重要的作用。

General procedure for liquation experiment of tailing dam s has been generalized,that is,preliminary identification has to be done for tailing dam s according to Design Code for seismic building's identification conditions.

概述尾矿坝液化试验判别的一般步骤，即根据《建筑抗震设计规范》中的初判条件对尾矿坝土层进行初判，在尾矿坝土层不满足初判的条件下，利用标准贯入试验对尾矿坝是否存在液化危害进行复判。

In the practical examples we optimized a simple double-curved arch dam with a single circle centerand equal thickness,and a complicated logarithmic spiral double-curved arch dam according to this designnotion,calculation results of the practical examples show that the design method is audio-visual and rational.

在实例中按照这种设计思路，对体形较简单的单圆心等厚度双曲拱坝和较复杂的对数螺旋线双曲拱坝分别进行了优化设计，计算结果表明该优化设计方法直观、合理。

It further demonstrates that applying the two-dimensional shallow water equation with the present high-resolution scheme can effectively simulate the propagation of dam-break bores, which may provide a scientific approach for the lucubration of other dam-break flow characteristics and the decision-making of the prevention of disasters.

应用二维浅水方程和本文的高分辨率数值方法能有效地模拟溃坝波的演进过程。

Based on the conception of the equivalent stress,the expressions of the equivalent stress was educed. In this optimal design, the macro file for calculating the equivalent stress of arch dam is complied by using the parameter design language of the software, and the optimal design for shape of arch dam using equivalent stress as stress restraint condition is carried out.

本文基于等效应力概念，推导了拱坝有限元等效应力计算公式，将有限元法求得的坝体与基岩交接面上的应力合成截面内力，然后求出对应的线性化应力，并以此应力作为应力约束条件，实现了以等效应力作为应力约束条件进行拱坝体形优化。

The statigraphic sequence of the dam foundation is Guanwushan group belonging to the mid series of Devonian system D_(2gn. The stratigraphy of dam foundation is mainly comprised of limestone, dolomite with marlite.

其坝基岩层主要为泥盆系中统白云石铺群观雾山组D_(2gnD_2~1～D_2~9层，岩性主要为灰岩、白云岩及少量泥质灰岩和微层泥灰岩。

The influence of the interaction on the mode shapes of the dam is also analyzed. Based on the above analyses, two modified models, which are massless damping foundation and part of mass foundation, are presented to simulate the dam--foundation interaction mechanism. A new method to form the non-proportional damping matrix is proposed.

在此基础上，为了更好地模拟坝—地基相互作用的机制，提出了两种改进的地基计算模型：无质量有阻尼地基模型和部分有质量地基模型，建立了形成体系非比例阻尼矩阵的方法，并用来分析了相互作用对重力坝的地震反应的影响。

With the morning he came out to walk a road shaded by a file of deodars, that coiled the hill round like importunate love.

V1：在晨曦的伴随下，他漫步在一条为一排雪杉遮蔽的道路上；这道路盘山缠岭，宛如爱侣难舍难分。

During the experimental period, pretesting and posttesting were employed to examine the effects of three different kinds of instructional media on space presentation in students' drawing.

研究过程透过前测与后测之实验设计来考验三种不同形式教学媒体对儿童绘画空间表现的影响效果。