1·In the limit, for very weak rock, settlement at the boundary can also occur before the separation crack.
在极限情况下,对于非常软弱的岩石,形成分离裂缝之前,也会发生边界处的沉陷。
2·It shows that the gripper pads pressure will cause the shearing and tension failure of the weak rock mass.
分析结果表明,支撑压力作用下围岩的破坏形式主要为剪切破坏和拉裂破坏。
3·For example, relatively soft material, such as soil, gravel, loose or weak rock, can be removed by digging.
例如,像土壤、砾石和松石那样的松软剥离物,可挖掘剥离。
4·The principle of a new static loading test method for weak rock masses, a method of borehole elastic modulus gauge, is described.
介绍了在软弱岩体中静荷载测试中钻孔弹模计法的原理和方法,并将该法运用到现场,得到了软弱岩体的压力变形的两种特殊形式。
5·Indicate: the change of temperature and pore press will produce certain influence to the stability of roadway, especially to weak rock.
表明:温度及孔隙压力的改变会对巷道的稳定性产生一定的影响,特别是对于软弱岩体。
6·To reinforce slope of weak rock has been tough problem during rock soil engineering, especially for sl-ope consisting of broken weak rock.
软弱岩石的边坡支护一直是岩土工程中较为棘手的问题,尤其是受地质构造破坏形成的破裂破碎软弱岩体的边坡支护问题更为复杂。
7·The main engineering geological problems are as follows:soft soil, powder soil, welled soil (rock) , landslip, breakdown talus and broken weak rock mass.
主要的工程地质问题有:软土、粉土、膨胀土(岩)、滑坡、崩塌岩堆、岩溶、破碎软弱岩体等。
8·The deformation amount of weak rock, which is often encountered in excavation of underground caverns, directly affects the stability and safety of caverns.
软弱岩石在地下洞室开挖中会经常遇到,其变形量的大小,直接影响着洞室的稳定与安全。
9·This paper carries out analysis on the numerical values in the construction of soft and weak rock tunnel by means of nonlinear FEM numerical value simulation method.
采用非线性有限元数值模拟的方法,对软弱围岩隧道施工进行了数值分析。
10·According to the study, bolt grouting support is believed to be a promising way to support weak rock roadway. The new concept, bolt combined with grouting to reinforce...
进一步研究认为,锚杆与注浆联合支护是目前中国软岩(裂隙发育、可注性好)巷道支护很有前途的新途径。