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- The result indicates that the arrangement defect controls the deformation, stability and rock mass failure when the scales of crack, fissure, cavity, spacing, hole are coexisting in rock masses. 研究结果表明,当裂缝、裂隙、微裂隙、孔隙等不同尺度、不同层次缺陷并存时,高层次缺陷对岩体的变形、稳定、破坏起着主导控制作用。
- Pattern recognition and its intelligent realization of probable rock mass failure based on RES approach 基于RES理论的岩体失稳模式判别及其智能实现
- STATE OF THE ART OF INRUSH MODELS IN ROCK MASS FAILURE AND DEVELOPING TREND FOR PREDICTION AND FORECAST OF GROUNDWATER INRUSH 岩体破坏突水模型研究现状及突水预测预报研究发展趋势
- rock mass failure 岩石破坏形态
- Unloading rock mass mechanics II. 卸荷岩体力学2。
- The rock mass produced by an intrusive process. 侵入岩浆岩浆侵入过程中生成的岩块
- Simultaneously, the displacements of the rock mass were monitored. 与此同时,还对矿房围岩的变形进行了监测;
- Toppling failure is one of deformation and failure types of bedded rock mass with high dip angle.It usually develops near the ground surface. 摘要倾倒破坏是陡倾层状岩体一类主要的变形破坏形式,一般发育于地表临空面附近的坡体浅部。
- A fracture or crack in a rock mass along which no appreciable movement has occurred. 裂缝,裂口岩石块中的碎片或缝隙,在其周围未发生过可被觉察到的运动
- The amplitude, direction and combination of horizontal and vertical accelerations can change the failure mechanism of rock mass and the changing is catastrophic and irreversible. 地震动的幅值、作用方向及双向地震动的组合都可使岩体的破坏机制发生转化,并且是突变的、不可逆的。
- Based on the theory of linear-elastic fracture mechanics, the influence of vertical seismic action on seismic dynamic failure of jointed rock mass is discussed. 摘要基于线弹性断裂力学理论分析了垂直向地震作用对节理岩体地震动力破坏的影响。
- Theory and practice of grouting drainage and anchorage of rock mass II. 岩体灌浆排水锚固理论与实践2。
- There is a large scale of dynam-relaxed rock mass lies in Daliushu dam site. 大柳树坝址区存在大面积、大范围的岩体松动破坏现象。
- Cleavage and fracture have a strong impact on blasted result for rock mass. 摘要节理裂隙对岩体爆破效果有很大的影响。
- The formulas of rock mass displacements and deformations are devel... 通过工程实例分析表明,理论预计结果与现场实测结果吻合。
- Accumulating sand can lead to great pressure on top of the grottoes and ponding in the rock mass. 积沙还能造成窟顶巨大压力和岩体积水。
- Due to complicated burring conditions of the ore-bodies in the open-pit mines, the failure modes of the slope are closely related to geological structures and rock mass characteristics. 由于矿体赋存条件的制约性,矿山边坡的变形破坏模式与地质构造特徵、岩体结构特徵的关系极为密切。
- The global failure criterion of rock mass element is proposed based on the analysis of releasable strain energy and is well accordance with the result of biaxial compressive test on marble. 基于可释放应变能建立岩体单元的整体破坏准则,该准则与大理岩的双压试验结果符合得比较好。
- Discussed rock mass gravity collapse mechanism caused by under ground and overburden failure and surface settlement disaster, offered some underground mining and surface protective measures. 论述了地下矿层开采引起的岩体重力变形机理和造成的覆岩破坏、地表沉陷等灾害,提出了井下开采和井上防护的技术措施。
- Geologically, the rock mass of the Mogao Grottoes is semi-binder calcirudite of the quaternary sediment of very loose structure. 莫高窟岩体在地质学上属第四纪沙泥质、钙质半胶结砾岩,结构十分松散。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries