基础 1.(泛指事物发展的根本或起点) foundation; base; basis 经济基础 economic base [basis]; 理论基础 theoretical basis; 物质基础 material base; 在和平共处五项原则的基础上, 同各国建立和发展关系 establish and develop our relations with other countries on the basis of the five principles of peaceful coexistence; 打基础 lay a foundation; 为增产打下坚实的基础 lay solid foundations for increased production; 在已有的基础上前进 build on past achievements; 这是两国关系应得到继续发展, 并可能得到继续发展的基础。 this is the basis on which our bilateral relations can and should continue to develop.2.(把建筑物、机器等的荷重传递给地基的结构) base; seat; groundwork; bottom; underpinnings; substruction; foundation; subbasement; 基础 (课)部 basic courses department; fundamentals department; 基础代谢 basic metabolism; 基础工业 basic industries; key industries; 基础教育 elementary education; 基础结构 infrastructure; 基础科学 basic science; 基础课 basic course (of a college curriculum); 基础理论 basic theory; 基础理论研究 fundamental research; 基础设施 parts of the infrastructure; projects for basic facilities; 基础施工 foundation construction; 基础训练 grounding; 基础医学 preclinical medicine; 基础研究 research in basic science; basic research
Spring was used in hyperbolic constitutive equation to model the pile - soil - pile interaction under the vertical load assuming consistency of horizontal displacement on the interface between pile and soil 利用桩土界面间水平方向位移相容,桩土界面间竖向设置双曲线本构方程的弹簧,能较好模拟竖向荷载作用下特大型群桩基础桩土间相互作用。
On research of piled foundation , elastic mechanics and finite element method are also used in this paper , its analyzing method is elementarily similar to thick - plate finite element . furthermore , structural analyzing software ansys is briefly introduced in this paper 关于桩筏基础桩基的研究,本文也采用弹性力学和有限元法相结合进行分析,其分析方法与厚板有限元法基本相似,另外,我们还对结构分析软件ansys进行了简介。
( 2 ) study on the effects of the design parameters of the piles , which affect the counterforce on the pile head and the sedimentation characteristics of the piled raft foundation . ( 3 ) the principles , methods and processes of balance design method for variable - rigidity were expatiated on the basis of above studies 理论研究表明:桩距、桩长、桩径及筏板厚度的变化对桩筏基础桩顶反力及沉降特性有很大影响,特别是筏板厚度和桩距的变化对桩筏基础沉降差影响甚大。
On the basis of investigation on the related researching achievements home and abroad , this thesis puts emphasis on studying the counterforce on the pile head and the sedimentation characteristics of the piled raft foundation under the vertical loads , considering the superstructure ’ s effect . and then , this thesis probes into the principles , methods and processes of balance design method for variable - rigidity 在分析国内外相关研究成果的基础上,本文主要研究竖向荷载作用下考虑上部结构影响的桩筏基础桩顶反力及沉降特性,并在此基础上探讨了变刚度调平设计的原理、方法和步骤。
Subsequently , the interaction equations and its analysis programs come into being . with the applications of above interaction analysis method and its analysis programs , the following works are studied in this thesis , ( 1 ) study on the effects of the design parameters of the slab , which affect the counterforce on the pile head and the sedimentation characteristics of the piled raft foundation 利用上述共同作用分析方法和共同作用分析程序,做了如下研究工作: ( 1 )筏板设计参数对桩筏基础桩顶反力及沉降特性的影响; ( 2 )桩设计参数对桩筏基础桩顶反力及沉降特性的影响; ( 3 )在上述分析研究的基础上,阐述了变刚度调平设计的原理、方法和步骤。