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- Simple method for calculating vertical dynamic impedance of rigidly-capped pile groups 群桩刚性承台竖向动阻抗的简化计算
- Simplified Computational Model and Parametric Studies of Vertical Dynamic Impedance for Single Pile 单桩竖向动力阻抗计算方法及其影响因素分析
- Research on the Vertical Dynamic Impedance of Floating Pile Considering Radially Inhomogeneous Layered Soil 考虑径向非匀质性的层状地基中摩擦桩动力阻抗研究
- vertical dynamic impedance 竖向动力阻抗
- A kind of impedance measurement is proposed with piezo-electric element which drives the beam and engender dynamic impedance data. 摘要提出了利用压电陶瓷的阻抗测量法的概念，即用压电陶瓷作为驱动源产生动态阻抗信息。
- Through dynamic impedance matching by kernal control circuit based on C8051F020 and AD9832, the maximum output of ultrasound power is produced. 方法:基于C8051F020和AD9832的核心控制电路通过动态阻抗匹配法使系统输出最大超声波功率。
- Under vertical dynamic loading, the max deflection value will decrease with the loading time diminishing and also that of the stress of asphalt pavement. 路面最大弯沉值与路面内各计算点的应力最大值出现时间不同，应力在载荷消失后立即达到最大值或延迟时间非常扳，而弯沉最大值延迟时间相对较长。
- Simulation results show that vertical dynamic contact force is some two times of static wheel load F0, which agrees well with the present spot test result. 通过分析发现，车轮和轨道之间的竖向动态接触力大约是静轮载的2倍，与已有的现场试验结果基本吻合。
- Abstract: In this paper, a simplified model for dam-foundation dynamic interaction analysis in time domain is proposed in terms of the studying of the characteristics of the dynamic impedance of canyon cut in elastic half-space. 文摘:通过对拱坝地基的半无限空间动力体系的分析，提出了拱坝-地基动力相互作用问题的简化求解途径，并结合小湾拱坝进行了实际分析。
- In this paper, a simplified model for dam-foundation dynamic interaction analysis in time domain is proposed in terms of the studying of the characteristics of the dynamic impedance of canyon cut in elastic half-space. 通过对拱坝地基的半无限空间动力体系的分析，提出了拱坝-地基动力相互作用问题的简化求解途径，并结合小湾拱坝进行了实际分析。
- To be applied to detected two port network with different dynamic impedance, its added resistance can be automatically changed by computer program. As a result, the automaticity of the measuring technique is greatly enhanced. 文中提出了简化的自动测量系统,并应用计算机技术自动地改变附加电阻,以适应不同动态阻抗的被测两端网络。
- The density and biomass of phytoplankton vary distinctly in diurnal and vertical dynamics mainly because of flagellate, such as C. ovalis. 浮游植物数量和生物量存在着明显的周日和垂直变化。
- sections of the dynamic impedance 路段动态阻抗
- Vertical Dynamic Test and Analysis of Pile-pile Cap 桩-承台竖向强迫振动试验和分析
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- Vertical Dynamic Study of Passenger Cars 客车垂向振动研究
- vertical dynamic elastic modulus 竖向动弹性模量
- vertical dynamic pile-soil interaction 桩土竖向相互作用
- vertical dynamic convergence correction 竖直动态聚焦校正
- equivalent vertical dynamic stiffness 等效竖向动力刚度
