displacement n. 1.转位,移动;取代,置换;(人的)流离失所。 2.撤换,免职。 3.【机械工程】(活塞)排气量;【航海】排水量〔一般指军舰的排水量;商船的排水量一般用 gross [net] ton(nage)〕。 4.【化学】置换(作用),取代(作用);【物理学】位移;【医学】移位;【生物学】替位;【药学】滤过;【地质学;地理学】(断层)移动。 displacement nitration process 【化学】取代硝化。
dynamic adj. 1.动力的,动力学的;力学(上)的;动(态)的;起动的。 2.有力的,有生气的;能动的;(工作)效率高的。 3.【音乐】力度;强弱法的。 4.【医学】机能(上)的。 5.【哲学】动力论的,力本论的。 a dynamic personality 活跃的性格。 a dynamic atmosphere 生气勃勃的景象。 a dynamic population 动态人口。 n. 〔限指 dynamic〕 (原)动力;动态。 adv. -ally
Static and dynamic displacement is another method of categorizing this parameter . 静态和动态位移是这个参数的另一种分类方法。
Structure optimization design based on dynamic displacement response 基于动力位移响应的结构优化设计
dynamic displacement field caused by seismic rupture in a stratified medium using discrete-wavenumber method 用离散波数法计算层状介质中地震破裂产生的动态位移场
The change is analyzed according to the dynamic displacement and stress respond curves of the geometry symmetrical points 通过几何对称点的动态位移、应力响应曲线,分析了其变化情况。
Investigation on the dynamic displacement response of thin spherical aluminium shell under blasting shock loading of explosive charge 空中爆炸冲击波作用下薄壁铝球壳体大变形响应的实验研究
From the results, it could be known that the structure's dynamic displacements were related with the seismic waves dimension and direction 从计算结果看,结构的动位移与输入的地震波方向及维数有关。
Then the trait of the gma is tested including static and dynamic . the static test composes of static displacement and static force . the dynamic test composes of dynamic displacement, dynamic force and dynamic stagnancy 其中静态特性实验由静态位移输出实验、静态力输出实验组成,动态特性实验由动态位移输出实验、动态动力输出特实验、动态响应实验组成,在此基础上对数据进行分析。
Within all the examples including rod, beam, plate, 2d unit and 3d unit, the accuracies of dynamic displacement response sensitivity calculated by the use of this method could reach more then 97 %, and with less number of times of iteration and a high solving efficiency 在计算包括杆、梁、板、二维、三维单元在内的所有例子中,用该程序计算出的动力位移响应的灵敏度精度可达到97%以上,并且迭代次数少,求解效率高。
According to the fluctuating property of wind, on the stochastic vibration finite element theory, some calculation formulas of the response, including the along-wind response and the across-wind response, are obtained, the ideology of the torsion vibration in the double-tower structure and the ideology of the double-tower structure's dynamical wind load are also put forward at the same time . by using the stochastic vibration module of the general finite element program, the paper analyses the performance of the wind resistance more deeply and fully, discussing the influence on the double-tower structure from the diversification of the different component . the variance law of dynamic displacement and wind-induced vibration coefficient is derived through analyzing structure stochastic vibration, so is the effect of several parameters on dynamic displacement, acceleration and wind-induced vibration coefficient 从结构风振的基本理论出发,通过对脉动风功率谱的分析,推导了结构风振响应(顺、横风向)的计算公式,同时提出了双塔结构的扭转振动和动力风荷载计算的思想,在结合通用有限元程序的随机振动模块的情况下,对双塔结构的抗风性能作了深入、全面研究,探讨了双塔结构构件截面的变化对其抗风性能的影响,同时探讨了顺风向风速谱的选取、风速、参与计算的振型数、风与结构耦合作用是否考虑等因素对分析结果的影响,比较了规范风振系数的计算与随机算法结构的异同,并讨论了原因,得出一些有意义的结论。
According to the fluctuating property of wind, on the stochastic vibration finite element theory, some calculation formulas of the response, including the along-wind response and the across-wind response, are obtained, the ideology of the torsion vibration in the double-tower structure and the ideology of the double-tower structure's dynamical wind load are also put forward at the same time . by using the stochastic vibration module of the general finite element program, the paper analyses the performance of the wind resistance more deeply and fully, discussing the influence on the double-tower structure from the diversification of the different component . the variance law of dynamic displacement and wind-induced vibration coefficient is derived through analyzing structure stochastic vibration, so is the effect of several parameters on dynamic displacement, acceleration and wind-induced vibration coefficient 从结构风振的基本理论出发,通过对脉动风功率谱的分析,推导了结构风振响应(顺、横风向)的计算公式,同时提出了双塔结构的扭转振动和动力风荷载计算的思想,在结合通用有限元程序的随机振动模块的情况下,对双塔结构的抗风性能作了深入、全面研究,探讨了双塔结构构件截面的变化对其抗风性能的影响,同时探讨了顺风向风速谱的选取、风速、参与计算的振型数、风与结构耦合作用是否考虑等因素对分析结果的影响,比较了规范风振系数的计算与随机算法结构的异同,并讨论了原因,得出一些有意义的结论。