as a result, the research on the relationship among water content and matric suction and the soil strength are of value to civil engineering projects.
因而,研究含水量与基质吸力和边坡土体强度的变化规律都具有很重要的工程意义。
both the contribution of matric suction to shear strength and factors influencing shear strength were studied.
系统地分析和总结了吸力对抗剪强度的贡献。
it is regarded that the wetting deformation is generated by the loss of matrix suction, and a constitutive relationship between lost matric suction and wetting deformation deduced.
认为湿化变形是由基质吸力丧失而产生,由此推导出丧失基质吸力与湿化变形的定量关系。
the stability factors are accounted at different moment by the moisture content and matric suction on grid points.
根据不同时刻点网格节点上的含水量和孔隙水压力值,计算不同时刻点土坡的稳定系数。
it is very difficult to resolve or measure matric suction in engineering practice, because the matric suction is not constant especially under undrained condition.
实际工程中求解和测定吸力比较困难,特别在不排水条件下,吸力并非常量,从而难以确定。
based on the analysis of factors influencing on the suction of msw, a test of the matric suction of msw was made.
介绍了采用虹吸筒测定msw比重及采用充气法测定msw孔隙率的方法原理;分析了msw吸力的影响因素,并进行了吸力量测试验;
consequently, it was hard to use the landslide forecast of numerical analysis owing to the uncertainty of unsaturated soil parameters and matric suction distribution.
通过非饱和土坡的算例,并结合试验槽试验的试验结果,探讨将边坡稳定分析应用于滑坡发生的时机预测可能面临的问题。
distribution of matric suction looks like a transformed w - type flex surface in the moisture and density state space, in which the axial plan is parallel to the axis of dry density.
在土的水分状态和密度状态空间,基质吸力的分布为一变形的w型折曲面。
relation between matric suction and water content is notably nonlinear.
基质吸力与含水量呈强非线性关系;
considering effective action area of matric suction on granular media, the concepts of equivalent matric suction and generalized soil—water characteristic curve were presented.
文中考虑了基质吸力的作用面积,提出了等效基质吸力和广义土-水特征曲线的概念。
compression of soils could be caused by the increase of both matric suction and net mean stress.
基质吸力和凈平均应力的增大均可引起土体的压缩变形。
matric suction is a very important concept in unsaturated soil mechanics, and it is not easy to understand its physics significance.
基质吸力是非饱和土力学中一个非常重要的概念,也是初学者学习中的一个难点,要把它理解透彻并不容易。
firstly, a series of unsaturated loess tests were carried out under matric suction testing, shear strength, structural strength, unsaturated triaxial tests.
首先,对非饱和黄土进行了土的吸力测试、抗剪强度试验、结构强度和非饱和土三轴试验。
matric suction is relevant with temperature of water-air system, density of pore-water, and relative humidity of pore-air of unsaturated soil.
非饱和土的基质吸力与其中水–气体系的温度、孔隙水的密度和孔隙气的相对湿度有关。
in the high matric suction region, the passive earth pressure and the critical bearing capacity gradually decrease and reach some constants.
在高基质吸力范围内,被动土压力和临界荷载均逐渐减小并趋于稳定;
the results show that the matric suction is lose on account of the rainwater infiltration;
分析结果表明:雨水入渗引起土壤基质吸力的大量丧失;