Intelligence: With compaction control and a system that reacts instantly to the behaviour of the soil under dynamic stress.
智能化：带有压实控制系统及一个实时对在动态压实下面的土壤状况进行反应的系统。
A spherical stress shaking test apparatus is constructed in order to study soil dynamic properties under spherical stress shaking.
为了探讨球应力振动下土的动力特性，研制了球应力振动仪。
The influence of the groundwater seepage on soil mass comes to be true through the seepage force (the dynamic stress) on the soil grain.
地下水对土体的渗流作用是通过作用在土颗粒上的渗透力(动水压力)产生的。
It also analyses the influence of attenuation of stress wave cased by the soil resistance and the damp of pile shaft material in dynamic pile test on the precision of pile shaft integrity test.
分析了动力试桩中，因土阻力和桩身材料阻尼引起的应力波衰减作用对桩身的完整性检测精度的影响。
A new method was proposed to determine the dynamic shear stress and dynamic strength index of soil under the complex stress, based on the Yu Maohong's unified strength theory.
基于俞茂宏统一强度理论，研究了砂土在复杂应力状态下的动强度及其指标确定的新方法。
By means of the experimental data from dynamic triaxial stress-strain test of variable cyclic amplitude for frozen soil, the formative conditions of residual strain on frozen silt clay are studied.
基于不等幅值循环荷载作用下低温三轴振动试验资料，研究了冻结粉质粘土在分级往返加荷情况下的残余应变产生条件。
Finally, the influence induced by variation of dynamic coefficient of permeability on soil displacement and stress under harmonic vibration load is investigated.
根据算例，研究了在周期荷载作用下，地基中的超静孔隙水压力、位移的幅值随动力渗透系数变化的一般规律。
In the mechanism analysis of consolidation of foundation soil by heavy tamping method, the dynamic contact stress calculation of hammer bottom and foundation surface is the key technical problem.
在强夯法加固地基机理的分析中，夯？底部与地基表面的动接触应力计算是关键技术问题。
Based upon the principle of effective stress a method of 2-d dynamic analysis for the calculation of the seismic response of saturated soil mass is submitted in this paper.
本文根据有效应力原理提出了一个计算饱和土体地震反应的二维动力分析方法。
The cycle stress ratio is the ratio of dynamic strength and soil static strength, as it passes the critical cycle stress ratio, accumulated deformation takes on and soil strength declines.
土体在动力荷载作用下，当动荷载与土体静强度的比值即循环应力比超过某一临界循环应力比时，土体才会发生累积变形和强度弱化。
When road is put into use after completion, the additional stresses on the soft subgrade soil will be changed, which are composed of static stress and dynamic stress.
公路建成通车后，软基土受到的附加应力水平随即发生改变，除原来填土路堤静荷载作用外，还受行车动荷载的作用。
When road is put into use after completion, the additional stresses on the soft subgrade soil will be changed, which are composed of static stress and dynamic stress.
公路建成通车后，软基土受到的附加应力水平随即发生改变，除原来填土路堤静荷载作用外，还受行车动荷载的作用。
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