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- Basic deformation and failure types of surrounding rockmass of underground excavation in the low ground stress region 低地应力区地下洞室围岩变形破坏基本类型及其特征研究
- DISCUSS ON SUPPORTING MEASUREMENT TIME TO THE SURROUNDING ROCK MASS OF UNDERGROUND EXCAVATION IN THE LOW GROUND STRESS REGION 论低地应力区地下洞室围岩稳定性合理支护时间的确定
- Discussion on calculating method and application of surrounding rockmass pressure of underground excavation in the low ground stress region 低地应力区地下洞室围岩压力计算方法及应用
- DEM Simulation of Initial and Secondary Stresses of Underground Excavation in Low Ground Stress Region 低地应力区地下洞室初始和二次应力离散元模拟
- low ground stress region 低地应力区
- Numerical stress simulation on surrounding rockmass of underground excavation in low ground stress regions 低地应力区地下洞室开挖后围岩应力数值模拟
- SIMULATION OF DEFORMATION AND FAILURE OF SURROUNDING ROCK MASSES OF UNDERGROUND CAVERN IN LOW GROUND STRESS REGIONS WITH FINITE ELEMENT METHOD 低地应力区地下洞室围岩变形破坏有限元数值模拟研究
- Finite element simulation of tensile stress of roof surrounding rockmass of underground excavation in the low ground stress regions 低地应力区地下洞室拱顶围岩拉应力有限元数值模拟研究
- NUMERICAL SIMULATION ON CHARACTERISTICS OF SHEAR STRESS OF SURROUNDING ROCKMASS OF UNDERGROUND EXCAVATION IN LOW GROUND STRESS REGIONS 低地应力区地下洞室开挖围岩剪应力静态数值模拟研究
- BQ method is suggested as one of favourable ways for evaluation and classification of rockmass quality in the low rock stress region. 采用岩体力学介质属性分级方法(即BQ法)对研究区引水洞、溢洪洞以及泄洪洞进口段围岩进行了岩体质量分级与评价。
- The research shows that it is high stress region at both schank and axis above neutral layer, low pressure field below the neutral layer. 研究表明,向斜构造的两翼与轴部中性层以上为高压区,中性层以下为相对低压区,距离向斜轴部越近,主应力及其梯度越大。
- The cooling lava continued to gutter toward lower ground. 正在冷却的熔岩继续向更低的地面流动。
- An analysis of piedmont structures and ground stress field in southern margin of Junggar basin is made in this paper. 通过对准噶尔盆地南缘山前构造与地应力场分析,认为构造复杂、目的层深、地应力作用强烈是制约勘探进程的主要因素。
- Is a "spotter" needed to go from high to low ground, or does vision granted from high ground solve this problem? 从高处向低处行进的时候需要侦查单位么?或者说高地上的单位自己拥有的视野就可以解决问题?(谁问的这问题......
- The piedmont, a compressive ground stress area, contains oil/gas pools dominated by structure formed reservoirs. 山前为挤压地应力作用区,油气成藏多以构造成藏为主。
- A bridgelike structure supporting a conduit or canal passing over a river or low ground. 高架渠,桥管输水道或水渠经河面或低地时起支撑作用的桥状结构物
- In accordance with the ASME standard stress analysis method,the stress category and combination are analyzed,proving the existence of high stress region. 按照ASME规范应力分析法分析了其应力类别及应力组合,证明有高应力区存在。
- The simulation of initial ground stress is realized mainly by boundary conditions of calculation model. 初始地应力的模拟主要是通过计算模型边界条件来实现的。
- Here, do you see, where the rows of mown hay are still lying in the low ground, there's the bridge. 就在那儿,您看,那边洼地上还堆放着成排的刚割下来的干草呢,您瞧,那儿还有一座桥。
- SUN Xue-yi.Grouted rock bolt used in underground engineering in soft surrounding rock or high stress region[J].Journal of China Coal Society,1984,9(2):61-69. [4]孙学毅.;高应力地区和软弱围岩地下工程砂浆锚杆[J]