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- The cumulative hysteretic energy spectra of inelastic single degree of freedom (SDOF) systems is investigated. 摘要本文对弹塑性SDOF系统累积滞回耗能谱进行了分析研究。
- The earthquake input energy spectrum of elastic single degree of freedom(SDOF) system under a world-wide ensemble of 40 earthquake records of different site types are studied. 本文以4种场地土条件下40条强震记录为输入,对弹性单自由度(SDOF)系统的地震输入能量谱进行了研究。首先研究了SDOF系统参数和地面运动参数对弹性地震输入能量谱的影响。
- The piecewise cubic Hermite interpolation and cubic spline interpolation were introduced into the analysis of a free beam traversed by a single degree of freedom spring-mass system. 在分析目前常用的非圆齿轮滚齿插补方法不足的基础上,采用三次样条来拟合非圆齿轮的节曲线,进而提出了数控滚齿的一种插补方法。
- The system is simplified into single degree of freedom dynamics model with piecewise linear restoring forces and square damping, then the piecewise nonlinear motion equation of ALT is established. 将该系统简化为单自由度分段线性恢复刚度,含平方阻尼的动力学分析模型,建立了铰接装载塔的分段非线性运动方程。
- Earthquake response and earthquake action of single degree of freedom structure with TMD and the add-layer is discussed systematically on the basis of actual design response spectrum. 摘要运用复模态方法，以我国现行设计反应谱为基础，对单自由度TMD和“加层”减震结构地震响应及地震作用取值问题进行了系统研究。
- Deducting the elastoplastic responses of one single degree of freedom system with bilinear model,this paper investigates the ductility demand and energy dissipation for viscous dampi. 通过对单自由度双线性模型的塑性响应分析,考察固定阻尼比和固定阻尼系数两种情况对延性需求的影响,以及粘滞阻尼和塑性变形的耗能差异。
- elastic single degree of freedom system 弹性单自由度系统
- equivalent single degree of freedom 等效单自由度
- single degree of freedom systems 单自由度系统
- independent comparison of single degree of freedom 分群比较
- Democracy is a bulwark of freedom. 民主是自由的保障。
- independent eomparison of single degree of freedom 分群比较法
- The patriots fought under the banner of freedom. 爱国者在自由的旗帜下战斗。
- single degree of freedom linear system 单自由度线性系统
- The white bird is a symbol of freedom. 这白色的鸟是自由的象徵。
- inelastic single degree of freedom system 弹塑性单自由度系统
- Slavery is the antithesis of freedom. 奴役与自由是对立的。
- Hoped that a new spirit of freedom was arising. 渴望一种自由的新精神已在形成
- Remember your birthright of freedom. 别忘了你们生而自由的权利。
- The slave has never experienced the sweetness of freedom. 这个奴隶从未体验过自由的快乐。
