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- On the experiment of Wang Huan-ding, an elasto-plastic biaxial hysteretic model for variable stiffness base isolator made of concrete-filled steel tubular short column is proposed in this paper. 在王焕定等人试验的基础上,针对变刚度钢管混凝土短柱隔震装置提出了便于弹塑性时程分析中应用的双向恢复力模型。
- The isolation systems consist of elastomeric, sliding and resilient-friction base isolation (R-FBI) systems. 研究了在不同隔震层屈服剪力和隔震周期时,不同隔震系统对结构地震反应的影响。
- In view of this, ASCE, Gavin of Duke University and Johnson of South California University presents the smart base isolated Benchmark building. 为此,美国土木工程师协会、美国Duke大学的Gavin和南加州大学的Johnson提出了智能隔震结构Benchmark模型。
- Elasto plastic dynamic analysis for the first structure with rubber bearings base isolation system in China is performed by the program HBTA2 0. 采用HBTA2 0程序 ,对我国首栋橡胶垫隔震结构进行双向地震波作用下的弹塑性动力分析。
- First of all,set system dynamics model,after this, introduce the impact base isolating vibration design index and design method,last is example calculation. 首先建立系统的动力学模型，然后提出了冲击基础隔振设计的指标和设计方法，最后进行了实例计算。
- The results indicate that SSI effect has influenced on base isolated structure.In engineering design, isolated structure should not ignore the influence of SSI effect. 分析结果表明，地基-结构相互作用效应对基础隔震结构存在影响，在工程设计中，隔震结构不应忽略地基-结构相互作用效应的影响。
- In this paper, through the transformation of the dynamic equations of the sliding base isolation systems, the kinematic similarity of the system was studied. 本文通过对滑移隔震体系地震反应方程的变换,研究了滑移隔震体系地震反应中的动力相似关系。
- In the second step, aimed at the detail design of the project, the time history analysis is adopted for determining superstructure, foundation and base isolation device. 在施工图设计阶段，采用时程分析方法对隔震层进行设计计算，为上部结构和基础设计及隔震装置的选用提供依据。
- Abstract: On the basis of the stat-of-the-art of protective buffers for base isolation, the step-stiffnessbase isolator of concrete filled steel tubular short column is put forward. 文摘:在总结目前基础隔震缓冲限位装置现状的基础上，提出了梯队式变刚度钢管混凝土短柱基础隔震装置。
- The runner was retired put out at first base. 跑垒者于第一垒上被刺杀出局。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- You cannot enter a military base without a permit. 无通行证者不得擅入军事基地。
- Her heavy industry rests on a broad and firm base. 它的重工业有广泛坚实的基础。
- In comparison with isolation effects of pure- friction base isolation system (P- F) and resilient- friction base isolating system (R- FBI),it shows that the isolation characteristic of S- LF is superior to those of P- F and R- FBI. 通过与恢复力摩擦隔震系统 (R- FBI)和纯摩擦力滑移隔震系统 (P- F)的比较表明， S- LF的隔震性能优于 P- F和 R- FBI；
- In the analysis for sliding base isolation, instead of the traditional Coulomb friction model the continuous friction model is proposed in order to avoid to trace the transient boundary between meshing and sliding and to reduce the calculated error. 在基底滑移隔震分析中 ,提出了用连续摩擦力模型取代传统的库仑摩擦力模型 ,避免跟踪啮合滑移的过渡边界并可减小计算误差。
- In the analysis for sliding base isolation, the continuous friction model instead of the traditional Coulomb friction model is proposed in order to avoid the tracing of the transient boundary between meshing and sliding and to reduce the calculated error. 在基底滑移隔震分析中,提出用连续摩擦力模型取代传统库仑摩擦力模型,以避免跟踪啮合滑移的过渡边界并可减小计算误差。
- In the analysis of sliding base isolation, a modified continuous friction model is proposed to replace the conventional Coulomb friction model, which can avoid tracing the transient boundary between meshing and sliding and reduce the calculating error. 在基底滑移隔震分析中,提出了修正的连续摩擦力模型以取代传统的库仑摩擦力模型,避免了计算过程中跟踪啮合滑移的过渡边界从而可降低计算误差。
- He caught me off base with that question. 他的问题猝然把我给问倒了。
- The bombers swooped on the air base. 轰炸机突袭空军基地。
- Many languages have Latin as their base. 许多语言都以拉丁语为基础。
