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- The paper studies on influence factors of cut blasting in crack rock mass, gives relative waysand principles of hole pattern base on crack distributed. 对裂隙岩体中掏槽爆破布孔的影响因素进行了研究,并根据裂隙分布的情况提出相应的布孔方法和原则。
- Application of Sample Element Method to Determine the Mechanical Parameters of Blocky Structure Crack Rock Mass 样本单元法及块状裂隙岩体力学参数的确定
- 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
- Model test study of the stability of roadway in cracked rock mass 裂隙岩体巷道稳定性模拟研究试验
- crack rock mass 裂隙岩体
- 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
- Experimental of the Mechanical Characteristics of Cracked Rock Mass Under Hoop Constraints 环向约束条件下破裂岩体力学特性试验研究
- Constitutive equations for crack-weakened rock mass and SIF under confining pressure unloading with crack interaction effect were determined, and the numerical results were given. 文中推导了考虑裂隙间的相互作用情况下裂隙岩体围压卸荷过程的应力应变关系及应力强度因子表达式,且进行了数值计算。
- 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;
- The ripping factor depending on bedding slope angle can determine singlevalued relation between the state variate and load, and also benefits to the stability of rock mass slope with sheet crack. 而由坡角确定的剖分因子始终控制着系统状态变量与载荷的对应关系,并有利于边坡岩体结构的稳定。
- 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。
- If elliptical shape immerged crack’s long axis is obviously greater than minor axis in project rock mass, then it will be allowed to simplify to be a breakthrough ellipse crack on processing. 如果工程岩体内深埋裂纹的长轴明显大于短轴,那么椭圆形深埋裂纹可以简化为椭圆形贯穿裂纹来进行处理。
- 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。
- rotten and cracked rock mass 风化破碎岩体
- intermittent cracked rock mass 断续裂隙岩体
- cracked rock mass 破裂岩体
- 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。