本文是对粘性土孔隙进行微观定量研究的新课题。
This paper is a new subject of the study on cohesive soil porosity by microscopic quantitative analysis.
结果表明三个地点的海积软土孔隙多重分形特征存在差异。
The results indicate that multi-fractal characteristics of pores of marine soft soil are different from one to another among the three regions.
旨在介绍一个描述非饱和土孔隙气、水、汽、热耦合运动的理论模型。
A theoretical model has been proposed to describe fully coupled moisture, air and heat transfer in unsaturated soils.
以江阴长江公路大桥北锚碇为例，首先阐述了锚碇地基土孔隙水压力观测和渗透性分析的意义。并根据江阴长江公路大桥地基基础安全监测成果，分析了孔隙水与长江水的水力联系。
The importance to monitor the pore water pressure and to study the permeability of soil under the north anchorage of Jiangyin Yangtze River Highway Bridge is analyzed firstly.
硅藻土具有无数的小孔和复孔，其孔隙率为80-90%，这就为截留固体颗粒提供了较大的空间。
With countless holes diatomite and complex hole, its pore rate for 80-90%, this is the intercept solid particles provide larger space.
利用光学显微镜对不同应力路径三轴试验的土样进行孔隙大小及分布的对比研究。
The pore size and distribution of soil in the different stress path tests were studied by the optical microscope.
腐石之多孔性特性则直接与此研究区灰烬土之高孔隙率有关。
The porous nature of the saprolite is directly related to the high porosity of Andisols in this study area.
数值计算表明土骨架和孔隙流体的加速度对粘弹性海床动力响应的影响极小。
Numerical results show that the accelerations of soil matrix and porous fluid have little effect on the dynamic response of viscoelastic seabed.
粘性土团粒间孔隙水的连通状态决定于团粒接触点附近渗透结合水膜的粘滞力和外界水力梯度的渗透力之间平衡状况；
Second, the state of inter-aggregate pore water of cohesive soil is determined by(balanced) condition between damping of bound water membrane and permeability pressure of hydraulic gradient.
随振动激励次数的增加，土中超孔隙水压力增大；
Excess pore water pressure in soil increases with the increasing of excitations.
七甸泥碳土的有机质含量高、天然孔隙比大、压缩性强、天然含水量高、强度低。
Qidian peat soil has the high organic content, big natural pore ratio, strong compression, high natural water-content, slow strength.
本文从研究降雨类型对非饱和土斜坡内孔隙水压力的影响入手，来研究雨峰的位置对斜坡的稳定性的影响的。
Therefore, the effect of the occurrence numbers and moments of rainfall peak on pore water pressure within unsaturated soil slopes are investigated.
饱和软粘土地基沉桩过程中桩土挤压所引起的桩周土体超孔隙水压力效应是非常显著的。
The excess pore water pressure of saturated soft clay foundation caused by pile pushing is obvious.
研究表明草炭土具有高天然孔隙比、高含水率、高压缩性和低抗剪强度等性质。
The study shows that grass charcoal earth has properties such as high natural porosity ratio, high moisture content, high compressibility and low shear strength etc.
分析了软土地基中静压桩的挤土效应机理，依据圆孔扩张理论和有效应力原理，推导出塑性区影响范围、桩对土体的挤压应力、孔隙水压力估算公式等。
The radius of plastic area, the maximum compress stress caused by driving pile , and the pore water stress can be concluded by using the cavity expansion method and the effective stress theory.
还对桩-土界面处的超孔隙水压力进行了讨论。
The excess pore water pressure at the interface of the pile and soil is discussed too.
土压力、孔隙水压力、地下水位、地面变形及深层土体移动的变化都跟掘进机与测试断面之间的距离有直接关系。
Change of earth pressure, pore water pressure, underground water level, surface deformation, and sub-surface movement all have direct relationship with distance between shield and testing section.
地面沉降是土层中孔隙水承担的孔隙水压力和土骨架承担的有效应力发生变化的结果。
Land subsidence results from changes in the pressure borne by pore water in the soil and the effective stress borne by soil skeleton.
红土是一种广泛分布的具有高孔隙比、高含水率、高强度和低压缩性的区域性特殊土。
Red soil is a widely regional special soil which has high porosity ratio, high water content, high strength and low compressibility.
通过逐步改变初始和终止地下水位间土单元中孔隙水的密度模拟地下水位上升的效应。
The effect of the rise of ground water level was simulated by increasing the mass density of pore water in the soil elements between the initial and targeted ground water levels.
这类土，由于固化联结键和高孔隙度，其压密特性，孔隙压力的变化和剪切应力—应变关系均与应力水平有密切关系。
Owing to the bonds and high porosity in such soils, its characteries of compressibility, the change of pore-pressure and shear stress-strain relationship all depend on stress level.
完全耦合方法可以模拟孔隙水和土骨架间漂浮和渗透的相互作用。
The interaction between pore water and soil skeleton including both buoyancy and seepage effects could be precisely taken into account in a fully coupled effective stress approach.
粘性土是通过孔隙水、粘粒周围的双电层以及粘土矿物来导电的。
Electric current flows through clayey soils by the conduction of void water, electric double layer and clay minerals.
软土具有含水量高、孔隙比大、渗透性小、压缩性高、抗剪强度低、触变性显著等不利的工程性质。
The soft soil has many unfavorable project properties such as high water content, high void ratio, low permeability, huge compression index, small anti-shearing intensity and thixotropic.
通过对打入桩的分析，在简化假定条件下，提出了在饱和粘性土中打桩时桩周土中的孔隙水压力估算方法，实测资料验证是可行的。
According to the analysis of the pile driving the estimating method of pore water pressure of soil in surrounded pile is obtained under the computing assumption condition.
通过大型静态土柱模拟实验，研究氮在上覆水和孔隙水中的分布特性和释放特性。
The nitrogen distribution and release to the overlying water and interstitial water through a series of large static simulating experiments were probed into.
内部孔隙水压力及土压力参数不适合作为崩岸的监测预测指标。
The parameter of the pore water pressure and soil pressure are unfitted as the monitoring and forecasting index for bank collapse.
并对垃圾土固结过程中孔隙水及渗透系数的变化进行了分析。
Furthermore, the variation laws of the pore water pressures and the permeability coefficient during the consolidation of the refuses are analysed.
孔隙是土结构的重要标志之一，其特征对土的工程地质性质有很大影响。
The pore is one of important mark of soil structure and its characteristics have substantial influence on engineering geological properties of soil.
孔隙是土结构的重要标志之一，其特征对土的工程地质性质有很大影响。
The pore is one of important mark of soil structure and its characteristics have substantial influence on engineering geological properties of soil.
应用推荐