The research of soil anisotropic deformation characteristic in this paper is mainly to study the anisotropy of lateral deformation and the anisotropy of principal stress and principal strain relationship in different load direction 本文土体各向异性变形性状的研究主要为了研究侧向变形以及不同主应力加荷向的主应力主应变关系的不同变化规律。
Research on deformation characteristic of roadbed is not only basis of rightly acquainting and valuing stability of roadbed , but also effective ways of improving roadbed - design level and developing construct - controlling technique 对路堤变形性状的分析研究，不仅是正确认识和评价路基稳定的基础，也是提高路基设计水平，发展施工控制技术的有效途径。
The swelling is the secondary reason for large deformation . by the elasticity - plastic fem analysis and the flow deformation analysis through inspecting system to the rock ii3 , getting that the total deformation is within the quantity set aside 通过对鹧鸪山隧道_ 3围岩变形性状进行弹塑性有限元数值计算并利用监控量测资料进行软岩流变分析，得出其总变形在预留变形量之内。
Base on data , distortion character of lianhua faced rock - fill dam body has been reappeared by non - linear denken e - b model fem analysis ; at the same time , parameters in calculation accordant with model are adopted either in construction stage or in storage period 本文根据资料所进行的非线性邓肯e - b模型有限元分析，计算分析了莲花面板堆石坝坝体的变形性状；同时在计算中，无论施工期或蓄水期，都采用与模型配套的统一的参数。
The influences of the properties of alluvium deposit , the properties of diaphragm wall concrete , the construction sequence of diaphragm walls , the distance between diaphragm walls and dam toe and the shape of diaphragm walls on the stress - deformation behaviors of diaphragm walls of concrete face rockfill dams were studied 研究了覆盖层特性、防渗墙混凝土特性、防渗墙施工顺序、防渗墙与坝趾之间距离和防渗墙形状对于面板堆石坝防渗墙应力变形性状的影响。
Via the practical engineering of improving the soft foundation with the low intensity piles composite foundation the field test study is done . these work is done : ( 1 ) the method of improving the soft foundation of the bridge approach with the low intensity piles composite foundation is summarized ; ( 2 ) the field test method of improving the soft foundation of the bridge approach with the low intensity piles composite foundation is summarized ; ( 3 ) the strain character of the low intensity piles composite foundation under the embankment load is studied ; ( 4 ) the stress character of the low intensity piles composite foundation under the embankment load is studied and the differences of the pile - soil stress ration and what make them is discussed ; ( 5 ) the calculating mode of bearing capacity of low intensity piles composite foundation is discussed 本文借助于低强度桩复合地基处理桥头深厚软基的实际工程，对低强度桩复合地基加固桥头软基进行了试验研究，做了以下工作： ( 1 )对低强度桩复合地基加固高等级公路软基的方法进行了总结； ( 2 )对低强度桩复合地基加固软基的试验方法进行了总结； ( 3 )研究了低强度桩复合地基在堆载作用下的变形性状； ( 4 )研究了低强度桩复合地基在堆载作用下的应力场特征，并对不同性质荷载作用下低强度桩复合地基桩土应力比进行了比较，分析了存在差异的原因原因； ( 5 )对低强度桩复合地基承载力的计算方法进行了探讨。
The paper also has a research on the influence of compound soil nailing behavior in the perspective of silt and hardpan of the effect of the width of soil - cement mixing piles . 3 . with the analysis of various effecting factors on compound soil nailing , the paper holds a analysis of the mechanism ’ s essence of the compound soil nailing 2 .深入分析了土体的弹性模量,水泥搅拌桩的弹性模量,水泥搅拌桩挡墙的宽度,土钉长度的变化以及土钉倾角的变化对复合型土钉墙变形性状和土钉轴力的影响,以及水泥搅拌桩挡墙的宽度在淤泥土层以及砂土土层中对复合型土钉墙支护变形性状的影响。
The consolidation behavior of composite foundation with single column or with columns group was analyzed extensively by the computer program developed , and the mechanism that the column with low permeability can also accelerate the consolidation of soil was illustrated . moreover , a simplified method was proposed for consolidation analysis of layered composite foundation with column of high permeability . finally , a case study was made to show the practical application of this computer program 用编制的有限元程序对单桩、群桩复合地基的固结变形性状进行了大量的计算分析，阐述了弱排水桩也能加速地基固结的机理，提出了将强排水桩成层复合地基固结简化为均质单层复合地基固结的计算方法，并通过工程实例分析说明了该程序在实际中的应用。
Then some instances have been put out to certify that the maximum deformations calculated by the method are good enough to meet the need of the engineering . it has also been pointed out that this method has many advantages to direct f . e . m for it needs less parameters and the parameters are easy to be obtained 最后指出这些公式相对于直接利用有限元程序计算有如下的优点：涉及参数少且易确定、实用性强，而且计算方法易掌握，但是并不能准确预测出墙体的整体变形性状与最大变形值的位置。
