| 1. | Research on mechanism of deformation and destruction in deep component roof 深部复合顶板巷道变形破坏机理研究 |
| 2. | Mechanism of deformation and breakup of single drop in a shear or an extensional flow 剪切或拉伸流场中液滴的变形和破裂准则 |
| 3. | Relationship of mechanical behavior to material structure and mechanisms of deformation and failure 机械性质与材料结构之关系及变形与失效机构。 |
| 4. | Rock slope ; modes of rock mass structure ; mechanism of deformation and failure ; destabilization of slope ; the reservoir area of the three gorges project 基岩斜坡岩体结构模式变形破坏机制斜坡失稳三峡库区 |
| 5. | Abstract : the mechanism of deformation of rtp powders and moulds has been studied by analysing three models ( ball , rod and disc ) , so to explain the cause of camination and crack 文摘:通过圆球、棒材和圆片三种模型的分析,探索粉末料和模具的形变机理,从而阐明分层、裂纹产生的原因。 |
| 6. | Based on the mechanism of deformation of rocks , porosity - depth curves of rocks can be divided into tow periods as compaction and compression 摘要根据岩石的变形机制,把岩石孔隙度的变化过程划分为压实和压缩两个阶段,岩石压实阶段的孔隙度呈指数规律变化,岩石压缩阶段的孔隙度保持为常数。 |
| 7. | The flac - 3d calculated values are made contrast analysis with the finite element calculated values and observed values , and mechanism of deformation at the deep part of rock mass and the interface slip is deep into research in three gorges permanent shiplock 将flac - 3d计算值、有限元计算值和观测值对比分析,深入研究三峡永久船闸深部岩体变形和局部位错的机理。 |
| 8. | Main contents and characters of the paper are as follows : ( 1 ) it systemly explains definition and classification of soft rock . lt gives analysis on geologic and engineering characters of soft rock , and deeper disscussion on failure causes of soft rock tunnel . it also shows the mechanism of deformation and failure 本文的主要研究内容和特色如下: ( 1 )系统地论述了软岩的定义及分类,分析了软岩的地质特征和工程特性,对软岩隧道失稳原因进行深入的探讨,论述软岩隧道变形失稳的力学机制。 |
| 9. | According to composition and structure feature of jinjiang landslide analysis , the author considers it was a enormous landslide with the characters about multi - period ( total four slides ) and overlaying , its mechanism of deformation failure attributed to a representative sliding - bending mode in the consequent slope , the stability calculation indicates that no matter what the whole landslide would not slide , while , as earthquake intensity reaching or exceeding vi , the first - period landslide which lies to the south of huangjiagou in the front slip mass and the fourth - period landslide which lies to the north of caojialiangzi in the back slip mass will slide 由金江滑坡的组成及结构特征分析可知,边坡为一多期次(四次滑动)兼具超覆特征的巨型滑坡,其变形破坏机制属顺层边坡中比较典型的滑移?弯曲型。稳定性计算表明,滑坡整体稳定性较好,仅在遭遇度及其以上地震作用的情况下,堆积体前部靠黄家沟以南的第一期滑坡及靠后部北侧曹家梁子的第四期滑坡堆积体才会失稳;因素敏感性分析表明,滑坡稳定性对地震(尤以强震)最为敏感。 |
| 10. | In this dissertation , area geology background , engineering geology condition and mechanism of deformation - destruction of the landslide are adequately analyzed , and finite element method is applied to analyzing the landslide stability in the study area , then changes of stress field , displacement field , plasticity destruction zone and stability coefficient contour are discussed 论文充分分析了巫山县四道沟滑坡的区域地质背景、工程地质状况,系统分析了滑坡的变形破坏机理,采用有限元法进行了滑坡稳定性分析,讨论了在各种工程情况下的应力场、位移场、塑性破坏区以及稳定性系数等值线图的变化情况。 |