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- Therefore, the influence of shear dilation on the failure face should be considered for determining relaxed pressure of surrounding rock for the shallow bias tunnel. 因此,在确定浅埋偏压隧道围岩松动压力时应该考虑剪胀对破坏面形状的影响。
- The study shows that laneway floor heave has various types such as extrusion,deflection,inflation and shear dilation,with the shear dilation being the most commonly seen. 研究表明,巷道底臌有挤压、挠曲、膨胀和剪胀等形式,剪胀底臌是最常见的一种形式。
- The mechanical model for the floor heave of shear dilation type and its analytic calculation diagram are established in accordance with the constitutive relationship of laneway wall rock. 根据巷道围岩本构关系,建立了剪胀底臌力学模型及分析计算简图,根据岩土体主动和被动压力作用原理,导出了巷道底板塑性区发展范围、深度及底板压力解析计算式。
- Floor heave of shear dilation type 剪胀底臌
- The shear dilatancy occurs only at low vertical load and is not obvious. 剪胀现象只在低垂直荷载时发生,且不明显;
- Non-uniform shear dilatancy of rock specimen due to plastic shear strain localization is analyzed considering strain gradient effect. 摘要采用梯度塑性理论,对岩样剪应变局部化引起的扩容进行了理论分析。
- The more is principal stress deviator peak, the more possible is to emerge negative pore water pressure and to show more shear dilatation with high dry density. 干密度越大,主应力差峰值越大,表现出较大的剪胀性,孔隙水压力易出现负孔隙水压力;
- The effects of strain-softening and shear dilatation behavior of geomaterials and the parameter b of the UST on stress fields, displacement fields and expansion pressure are discussed. 通过算例分析了岩土材料的软化和剪胀特性以及统一强度理论参数对应力场、位移场和扩张压力的影响。
- Analysis of cavity expansion in soil with shear dilation and strain softening considering large deformation 应变软化及剪胀性土体中考虑大应变的孔扩张问题解析
- Every spring they shear off the sheep's wool and sell it. 每年春天他们都要剪下羊毛去卖。
- Causing constriction or dilation of blood vessels. 导致血管的缩小或扩大的
- shear dilation 剪胀
- The act or process of expanding;dilation. 膨胀扩张的行为或过程;扩张法
- The act or process of expanding; dilation. 膨胀扩张的行为或过程;扩张法
- The process does not affect the shear stresses. 这样的处理并不影响剪应力。
- There will be no shear on this surface. 在该表面上没有剪切作用的存在。
- A fluid cannot withstand a shear. 流体不能承受切应力。
- Near the event horizon, the time dilation increases rapidly. 靠近活动视界,时间膨胀快速地增加。
- A rounded dilation or expansion of a canal, vessel, or organ. 肿块管、血管或器官的圆形扩张或膨胀
- Shifting Winds: Being aware of wind shear. 风的移动:警惕风切变。