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- Rockmass corrosion is the base deformation and failure of the subgrade slope. 岩体腐蚀是路基边坡变形破坏的前提与基础。
- The research results show that the deformation and failure of the pipeline were caused by the wrong cons... 同时给出了该类管线在设计、制造和检验过程应注意的问题和建议。
- The deformation and failure mechanism of CSNW is divided into three crack developing phases. 复合土钉支护的变形机理可以归纳为三个地表裂缝开展阶段。
- The bearing capacity,deformation and failure state of various dimension of beehive iron plate under various load were discussed. 通过不同尺寸的铁金属蜂窝复合板在不同荷载作用下的结构性能实验 ,分析和论述了这种板的承载力、变形及破坏特征 ,对该种板的生产和使用有一定的指导作用
- The test results showed that the bolt spacing was the most sensitive and important parameter to the gateway deformation and failure. 试验结果表明,锚杆间排距是影响巷道变形与破坏最敏感也是最重要的参数;
- 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。
- The higher the load is, the rapider velocity of the load is and the more vehement the deformation and failure are, the sharper the EME is. 电磁辐射的脉冲数随着载荷的增大及变形破裂过程的增强而增大。
- SHEN Zhu-jiang.Simulation of rock deformation and failure by binary medium model[J].Hydroscience and Engineering,2004,(1):1-5. [10]沈珠江;陈铁林.;岩样变形和破坏过程的二元介质模拟[J]
- Block rock is formed by the intersecting discontinuities, which are responsible for the deformation and failure of the whole rock. mass. 块裂结构岩体是由软弱结构面切割而成,其变形和破坏受软弱结构面控制。
- With finite element method, the influences caused by hydrostatic pressure to deformation and failure model of ring-stiffened cylindrical shells are analyzed. 摘要应用有限元法,分析静水压对受水下爆炸载荷时的加筋圆柱壳体的变形及破坏模式的影响。
- In order to explore the strength and deformation mechanism of the geo-materials, some researches on the deformation and failure process in meso-scope must be performed. 进一步探索岩土介质的强度与变形机理,就必然要深入分析其细观变形和破坏性态。
- Also a comparison of the plastic status of the coal pillar is made respectively considering uncoupled and coupled situations, and the deformation and failure laws are researched. 结果表明:两种情况下的塑性区均呈现“马鞍”形状,这与以往的大量实测结果相一致。
- The author ascribed the shaft deformation and failure to a complex contribution of three factors, namely geological weak position, negative friction, and horizontal loading. 在竖井变形破坏的工程调查和总结研究的基础上,提出了徐淮地区竖井变形破坏“三因素综合破坏”观点。
- The improvement of the stress field of the rocks surrounding the roadways in collapsed area and the process and the inducement of their with-time continuous deformation and failure after the roadway reinforcement are analyzed. 分析了塌陷区巷道加固后围岩应力场的改善,以及加固后围岩随时间不断变形破坏的过程和诱因。
- The properties of deformation and failure,in the whole process from brit- tleness to ductility,were observed by bringing confining pressure up to 500 kg/cm~2 under room temperature. 在室温下;把围压加到500公斤/厘米~2;就观测到变形和破坏特性;从脆性过渡到韧性的全过程.
- The variation in stress state of soils due to the rise of ground water level and seepage of ground water is critical to the deformation and failure of slopes during and after heavy rainfall. 地下水位上升和地下水在土中渗流引起土体应力状态变化是导致斜坡在降雨过程中或降雨后变形与破坏的关键因素。
- Based on the cutting experiments used by cutter tooth and point-attack pick on the press and cutting simulation test table, the deformation and failure process of coal body are studied by the method of white light digital speckle correlation. 摘要采用白光数字散斑相关测定方法,在压力机上,在截割模拟实验台上分别对煤试件进行刀齿、镐齿的截割实验,研究被截割煤体的变形破坏过程。
- Based on nonlinear finite element method,the character of deformation and failure mechanism of embankment with one-off construction and stage construction are comparatively studied. 基于非线性有限元方法,针对路堤一次性填筑和分阶段填筑过程中路基的变形与破坏机理进行了考察。
- Then the energy transformation relation between EME signal and stress fields in the course of deformation and failure of the coal or rock is researched on the basis of experimental testing results. 从能量转换的角度来研究煤岩变形破裂电磁辐射与应力之间的关系是可行的。
- FEM-NTA is a finite element method.As rockmass can't bear tensile stress in the process of deformation and failure,the non-tensile stress constitute model was built after coal seam was excavated. 考虑岩体变形破坏时不能承受拉应力,FEM-NTA耦合模型法采用有限元分析方法,建立煤层采动后覆岩变形破坏的无拉应力本构模型。