| 1. | Effective stress approach of shear strength
剪胀抗剪强度有效应力法 |
| 2. | The influencing element and the equation of the shear strength of the no viscous moraine and gravel , and strain softening , dilatancy ( shrinkage ) were analyzed
分析了堆石料等无粘性粒状土的抗剪强度影响因素和合理抗剪强度表达式，应变软化、剪胀等性质。 |
| 3. | This paper solved the optimum installed angle anchor bar in anchored joint by considering the shear dilatatility of joint and utlizing the mises yield criterion
本文根据基本理论分析，考虑节理的剪胀效应并利用mises屈服准则求解得出了加锚节理面抗剪的最优安装角。 |
| 4. | The deformation of slope caused by change of ground water level was investigated by adopting a fully coupled procedure and the state - dependent dilatant sand model
本文采用完全耦合有效应力分析程序和与状态相关的剪胀性砂土模型模拟斜坡因地下水位变化而发生的变形。 |
| 5. | Some useful results were found after those . firstly , the softening and dilatancy characteristics of qi loess stress - strain were found by means of conventional tri - axial tests
通过研究，本文主要取得了如下一些有益的成果：首先，通过常规三轴试验揭示了q1黄土的应力应变软化和剪胀特性。 |
| 6. | In order to establish the nonlinear elastic model of qi loess , the hump curve was used to stimulate both the softening stress - strain curve and the volume deformation curve
对软化型应力应变曲线提出用驼峰曲线模拟，对体变曲线也提出用能反映剪胀的驼峰曲线模拟，建立了q1黄土的非线性弹性k 、 g模型。 |
| 7. | Lastly , by comparison between calculation results of the three models and the test results , it has been found that the three models can all stimulate the softening and dilatancy characteristics of loess
最后，将三种模型的计算曲线与试验曲线进行比较，表明三种模型均能模拟土的软化和剪胀特性。 |
| 8. | It analyses the influence of , dilatancy , rotation of soil cell ' s principal stress , pore water pressure and the damage softening . the author puts forward a critical value of 0 . 01d - 0 . 02d to judge the pile - soil slippage
分析了c 、的异步发挥，土的剪胀性，土单元主应力方向旋转，孔隙水压力以及损伤软化对侧阻发挥的影响。 |
| 9. | The interaction friction coefficient between reinforcement and soil is affected constitutionally by the roughness of reinforcement and soil ’ s dilatancy , estimate formula about the coefficient that considered these factors was proposed
影响筋带拉拔摩擦系数的本质因素是筋材的粗糙度和土的剪胀性,提出了能反映这些因素的筋带拉拔摩擦系数估值公式。 |
| 10. | Because the upper rocks are influenced after the mining lower coal , they glide along the primary bursting surface , and the upper rock layers can form surface - contact fabric by its shear and bulge function
作者认为，下煤层开采后上覆顶板岩层受到二次扰动，其破坏移动主要是沿原有破裂面滑移，由于剪胀的作用，上覆岩层能够形成面接触的覆岩基本结构特征。 |
