Through abnormally testing the foundation soft clay from a high - way in sichuan province , the paper researches the reason that volumetric strain , deformation and lateral force coefficient of saturated clay change with changing of degree of consolidation and time 本文通过对四川某高速公路地基软土的室内特性非常规试验，深入探讨了饱和粘土的体变、形变、侧压力系数随固结程度，随时间的变化机理。
( 5 ) for slope safety problem , the paper analyzed the sensitivity of parameter . the result shows that e , v , , k0 have little affecting on slope safety , friction angle and cohness c are main factors . providing a theoretics gist for reinforcing bank 结果表明，弹性模量e 、泊松比、剪胀角和侧压力系数_ 0对边坡的安全系数影响不大，影响边坡安全系数的土体参数主要为内摩擦角和内粘聚力c ，为边坡稳定的治理提供了理论依据。
By analysing the experimental research results and original observation data , the influences of sands contained stream flow to the lateral pressure and uplift pressure on the hydraulic structures , which provided foundations for hydraulic structure design in unclear water situation is demonstrated 通过实验研究成果和原型观测资料，分析论证了含沙水流对水工建筑物侧压力和扬压力影响，从而为浑水情况下水工建筑物设计提供了科学依据
Sheet piles is often used for excavation protection in costal areas of china . one pile with three usages means sheet piles are used to support loads from superstructures and to sustain lateral soil pressure for the basement besides working as retaining structures during excavation “一桩三用”是指围护排桩除了在基坑开挖中作为挡土结构之外，也作为建筑物工程桩承担上部结构荷载同时还作为地下室外墙抗侧压力结构体系的一部分。
It was founded that the flux increases as the feed temperature , concentration and flow rate increase , and increases as the downstream pressure decreases . the separation factor increases as the feed flow rate and downstream pressure increase , and decreases as the feed temperature increases 由试验结果表明，温度升高，增大料液浓度，降低冷侧压力，以及增加料液流速，膜蒸馏通量增大；同时流速提高，温度降低，以及增大冷侧压力，分离因子增大。
Through the analysis of theoretical study a unified strength criterion of concrete under triaxial loading conditions has been established . at last , according to the analysis of theoretical study we can get the limit bearing capacity formula of the concrete filled steel tube short column subjected to axial compress 在此二公式的基础上，得出钢管的侧压力与混凝土强度提高系数的关系。综合以上推出的公式，得到钢管混凝土轴心受压短柱的承载力公式。
Besides , this paper adopts the random finite element method , uses geometric and physical mechanical parameters that are relevant to lining weight of surrounding rock , coefficient of lateral pressure , height or buried depth of vertical loading , elastic resistance coefficients of surrounding rock , elastic modulus of support structure , unit weight of concrete , thickness of the structure as well as torsional strength and compression strength of concrete and etc . , as random variables , applies the monte - carlo method to sampling by computer , preliminarily evaluates the reliability of bearing capacity and stability of molded concrete lining of the xuefeng mountain tunnel , and obtains the related displacement of the lining , mean value and variance of internal force , and computed the reliability index of lining structures 此外，本文采用随机有限元方法，将围岩容重、侧压力系数、垂直荷载高度或埋深、围岩的弹性抗力系数、支护结构的弹性模量、混凝土容重、结构的厚度以及混凝土的抗扭与抗压强度等与衬砌结构有关的几何与物理力学参数作为随机变量，应用蒙特卡洛理论进行计算机随机取样，对雪峰山隧道模注混凝土衬砌的承载力与稳定性的可靠度进行了初步评估，得出了衬砌的相关位移与内力的均值和方差，并计算出了相应的衬砌结构可靠指标。
Abstract : considering the action of soil lateral compression on the single base with short column and the research result of the piles , the calculation to the effect of soil lateral compression on the base is put forward . according to the calculation results , the design method of the single base with short column considering the soil lateral compression is given . it ' s apparent that the design method here can save concrete and reinforcement compaired with the one without considering the lateral action of soil 文摘:考虑土壤侧压力对带短柱独立基础的作用，基于对桩的研究结果，提出土壤侧压力及对基础受力影响的计算，根据分析计算结果提出了考虑土壤侧压力作用的带短柱独立基础的设计方法，显然这一计算方法较未考虑土壤侧压力作用的计算方法合理并能节约砼及钢筋
Firstly , for the system of moulding board and support frame in construction the side pressure and screws are analyzed . the material and structure form of support frame are discussed . the design of support frame uses the method of limited state , and also it analyses the integer stability , part stability , and single stability , and then proposes the load analysis of multi - level support frame 首先，针对转换层梁模体系及支撑架施工，重点分析了转换层结构现浇混凝土对模板侧压力值及模板对拉螺杆的计算；讨论了转换层支撑体系的形式及构造，详细论述了基于极限状态设计的支撑架计算方法，包括纵横向水平杆的强度验算、立杆的整体稳定性、局部稳定性、单肢杆件稳定性等验算，并提出了多层支撑架的施工荷载计算方法。
All the results can be utilized by engineers , during the designing and construction . the main conclusions are listed as follows : ( 1 ) based on the shortest line between weak interbed and limit of excavation and the location of point of intersection between limit of excavation , classification of weak interbed distribution is set up , and the distance of distribution is defined ; ( 2 ) according to the strength and deformation equivalent principle , influence zone of weak interbed is introduced , and a new method to simulating the weak interbed with thickness is built ; ( 3 ) some quantificational results on influence of weak interbed respectively at crown , right shoulder and right wall are summarized ; ( 4 ) some quantificational results on influence of weak interbed with the distance between weak interbed and limit of excavation 0 . 2d , 0 . 5d , l . od are gained ; ( 5 ) some quantificational results on influence of weak interbed in the rock mass with confining coefficient 0 . 38 , 1 . 0 , 1 . 5 , 2 . 0 , 3 . 0 are summed up ; ( 6 ) some quantificational results are summarized on influence of the underground surrounding rock mass stability with weak interbed , in the representational surrounding rock mass graded ii , iii , iv ; ( 7 ) according to the studying results some advices are suggested on designing of underground engineering 主要结论如下： ( 1 )以软弱夹层到开挖轮廓线最短距离和最短距离线与开挖轮廓线的交点位置为指标对软弱夹层的分布部进行了分类，并确定了软弱夹层分布距离； ( 2 )根据强度等效和变形等效的原则，引入了软弱夹层影响带的概念，建立了模拟软弱夹层厚度的一种新方法； ( 3 )总结出了软弱夹层分布在拱顶、右拱肩、右边墙时对地下洞室稳定性影响的量化指标； ( 4 )分析出了软弱夹层距开挖轮廓线0 . 2d 、 0 . 5d 、 1 . 0d三种情况对地下洞室稳定性影响的量化指标； ( 5 )总结出了在不同的侧压力系数( 0 . 38 、 1 . 0 、 1 . 5 、 2 . 0 、 3 . 0 )地应力场中软弱夹层对稳定性影响的量化指标； ( 6 )得出了在、 、代表性围岩中软弱夹层对稳定性影响量化结果； ( 7 )根据数值试验成果提出了在有软弱夹层围岩中地下洞室设计原则的几点新内容。
