提出了岩石失稳破坏应变梯度理论模型。
提出了边坡失稳破坏是一模糊事件的新观点。
A new point of view that the failure of slope is a fuzzy event is put forward.
由于空隙瓦斯的存在,加剧了煤体失稳破坏的过程;
The existence of gap gas aggravate the course of coal body damage;
柱列支撑体系的失稳破坏是由于单柱失稳破坏引发的。
Buckling failure of column-bracing systems is caused by buckling failure of a column.
水下底坡失稳破坏主要型式为塌陷洼地和粉砂流冲沟。
The major outlook styles of the seafloor slopes failure are the collapsed depressions and the gully of the silt flows.
防止失稳破坏是确保各类脚手架结构工作安全的主要要求。
Preventing destabilization failure is the main requirement of ensuring working safety of all kinds of scaffolding structure.
塑性流动失稳破坏是由孔隙水压力的累积作用起主导作用;
Plastic flow failure is mainly induced by building up of excess-static pore pressure.
介绍了某煤矿井底车场软弱破碎岩体孤立岩墙失稳破坏工程背景。
The failure background of an isolated rock wall in soft fractured rock mass of a mine shaft bottom is introduced.
为研究水岩相互作用下裂隙岩体的失稳破坏提供了一种新的思路。
A new thought to study the fractured rock mass failure in the interaction of water-rock was suggested.
岩样失稳破坏的前兆不随着初始内聚力及摩擦角的降低或增加而改变。
No apparent difference in precursor to the instability failure of rock specimen is observed for different initial cohesions and friction angles.
中国西部山区泥岩地层中修建高速公路,泥岩边坡常发生变形失稳破坏。
In the construction of express highways in mountainous areas in west China, landslide or failure of the mudstone slopes often occur.
计算表明,预压结构性软土地基在加载填筑前期也很有可能会失稳破坏。
The example shows that the structural soft clay ground maybe destroys during the preceding loading.
本文对悬膜空间结构的一种破坏模式——膜的塑性拉伸失稳破坏进行探讨。
This paper investigates one of the failure modes of suspension membrane structures-plastic tensile collapse of the membrane.
含瓦斯煤失稳破坏和煤与瓦斯突出是煤矿开采过程中急需解决的关键问题。
Both unstable failure of coal contained gas and the coal and gas outburst are key problems in the process of coal mining.
上述理论分析与一维动静组合载荷岩石系统的失稳破坏试验结果是吻合的。
These theoretical analytical results are proved by experiment on uniaxial static loading rock system under dynamic loading.
层状结构边坡分为:水平坡、顺层坡和逆层坡,其中顺层坡最轻易发生失稳破坏。
Layered slopes included: The level slopes, bedding slopes and inverse slopes, in which bedding slopes are destroyed early.
隧洞开挖引起的围岩应力重新分布和应力集中是导致围岩失稳破坏的根本作用力。
The fundamental force leading to the failure of surrounding rock is the stress re-distribution caused by tunnel excavation, and stress concentration.
在节理破碎岩体中,隧道的失稳破坏往往是由于岩块沿节理面的剪切滑移造成的。
In the jointed fractured rock mass, the instability of tunnel is always because the blocks slip along the joint surface.
路由区海底土会因潮流冲刷作用而发生失稳破坏,影响埋设在海底土中海缆的安全。
Therefore, the seabed soil failure due to the tidal current scour in the cable route area may occur to affect the safety of submarine cable buried in the seabed soil.
煤岩体在外载荷作用下发生失稳破坏时的一个重要性质就是其变形具有应变软化的特征。
An important characteristic of instability failure of coal and rock which is subjected to external loadings is that its deformation possesses property of strain softening.
摘要利用煤试件单轴压缩加载试验,进行了煤柱失稳破坏的变形场及能量演化特征研究。
Abstract: in this paper, based on the uniaxial compression test of coal samples, the evolution characteristics of deformation and energy fields during coal pillar instability process were studied.
岩石的失稳破坏就是岩石中能量突然释放的结果,这种释放是能量耗散在一定条件下的突变。
Rock failure is caused by the abrupt energy release, which is the catastrophe of energy dissipation under a certain condition.
其爆破拆除过程可以分为三个阶段:切口施爆露出钢筋,露出的钢筋失稳破坏;承载面断裂。
The demolishing process can be divided into three stages: forming cutting slot to expose the reinforcing bars, destability damaging of the exposed bars and fracturing of bearing section.
地下水作为边坡失稳破坏的主要诱发因素之一,其水力学特性是边坡工程领域一项重大的研究课题。
Research of hydraulic properties of groundwater, which is one major factor inducing slope failure, is a key task in slope engineering field.
模拟结果表明,强度差异是发生冲击失稳破坏的必要条件,硬体变形模量的增加使其冲击能量减弱。
It also indicated by the simulation that the strength difference is one of the necessary conditions of the burst failure while the modulus increase of hard part decreases the burst energy.
研究表明,变形稳定理论为库群整体稳定性评价和失稳破坏分析提供了一套实用而有效的理论和方法。
The results show that the deformation stability theory provides practical and effective theory and method for the global stability assessment and unstable failure analysis of cavern group.
在研究碾压混凝土重力坝失稳破坏机理的基础上,提出以准弹性准则作为碾压混凝土重力坝的设计准则。
Based on the study of the failure mechanism of RCC gravity DAMS, the hypoelastic criteria are proposed as the design criteria of RCC gravity DAMS.
对碾压混凝土坝层面的破坏影响因素进行了深入的研究分析,建立了相应的碾压混凝土坝层面失稳破坏的判据。
The factors influencing on the RCCD's layer damage are deeply analyzed, and the corresponding failure criteria are established.
对碾压混凝土坝层面的破坏影响因素进行了深入的研究分析,建立了相应的碾压混凝土坝层面失稳破坏的判据。
The factors influencing on the RCCD's layer damage are deeply analyzed, and the corresponding failure criteria are established.
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