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- Based on the laminated beam theory established in ref. [1], the dynamic governing equations of laminated beams on elastic foundations are obtained and simplified to give the dynamic governing equations which do aot include transverse shear deformations. 本文在文[1]建立的层合梁理论的基础上,得到了弹性地基上层合梁的动力控制方程,并将此控制方程简化,获得了不考虑剪切变形时的弹性地基上层合梁经典理论的动力控制方程。
- Eisenberger M., Yankelevsky, D.Z. and Adin, M.A., “Vibrations of beams fully or partially supported on elastic foundations”, Earthquake Engineering and Structural Dynamics, 13, 651-660, 1985. 曾俊维，“以三维有限元素分析轨道结构之动力行为”，国立成功大学土木工程研究所硕士论文，民国90年。
- This paper is concerned with the theoretical investigation of the bending and frees vibrations problems of moderately thick shallow spherical shells on the Winkler elastic foundations. 本文是对文克勒弹性地基上中厚度扁球壳的弯曲与自由振动问题的理论性研究。
- A program is developed by finite element method and Winkler beam on elastic foundation method. 采用有限元理论编制了双排门架式抗滑桩的有限元程序，计算内力和变形特性；
- Based on the theory of Euler-Bernoulli beam and Winkler assumption for elastic foundation, a mathematical model is presented. 本文从Euler-Bernoulli梁出发;对弹性地基采用Winkler假定;建立了问题的数学模型.
- Relationship between jointed slab and void of elastic foundation and acoustic features of resonator is studied by acoustic vibration. 采用声振法研究接缝和弹性地基脱空与声学特征变化的关系,利用有限元方法分析了有、无脱空接缝板的振动频率。
- The nonlinear static behaviors of rectangular moderate thickness plate with dowels on elastic foundation are investigated. 研究弹性地基上带传力杆的间断中厚矩形板的非线性静力特性。
- The primary analysis was done on the experiment results and the site experience of vibration test on the elastic foundation slab was concluded. 在此基础上,对试验结果进行了初步的分析并总结了弹性地基板振动测试的场地经验。
- The nonlinear vibration behaviors of a rectangular moderate thickness plate with dowel on elastic foundation were investigated. 研究了弹性地基上带传力杆的间断中厚矩形板结构的非线性振动特性。
- The bending problem of plates on elastic foundation with local point supporting under the classical boundary conditions was discussed. 研究了任意载荷作用下含局部支承弹性地基板在典型边界条件下的弯曲问题。
- In architectonics, the calculation of rectangular plate on elastic foundation, in common, is used by the finite element method and chart. 在建筑结构设计中的局部均布荷载作用下非均匀弹性地基上矩形板的计算一般采用有限元法和图表,在理论上很难获得一般性的解析解。
- At first,the HOL was simplified as a mechanical model of a beam on elastic foundation according to its geological condition and cutting characteristics. 首先根据金川二矿水平矿层的开采特点和地质及力学背景,将其简化为两端受水平力作用的弹性地基梁。
- The two-direction trigometric series as flexual function solve the bending problem of the free rectangular plate on the two-parameter elastic foundation. 用三角级数作为挠度函数解决了双参数弹性地基上自由边矩形板的弯曲问题。
- Weak foundations caused the house to subside. 由于地基不牢，这所房子已下陷。
- The main object of this paper is to investigate the natural frequencies and model shapes offree vibrations of shallow spherical shells on the two-parameter elastic foundation. 本文研究双参数弹性地基上扁球壳的自由振动频率和振型，推导了计及地基惯性力影响的扁壳自由振动控制方程。
- A pre-twisted beam is used to simulate the drill.A moving Winkler-Type elastic foundation is used to approximate the drilling process, time dependent boundary. 由于钻切过程是一时变系统，故一随时间变动的钻切力与边界条件来模拟钻切过程。
- Based on the visual work principle of structure analysis,a general formula for the displacement calculation is deduced for the static analysis of the beam on elastic foundation. 根据结构分析中的虚功原理推导弹性地基梁位移计算的一般公式;介绍了连续弹性地基梁的静力分析方法.;经验证;其计算结果与有限元分析结果一致;证明了该公式的正确性
- All dams need sound foundations. 所有的堤坝都需要坚固的基础。
- Socrates laid the foundations of logic. 苏格拉底奠定了逻辑学的基础。
- Badgers had undermined the foundations of the church. 獾在这座教堂的地基处打了洞。
