以下为句子列表：
英文: By means of studying the structural dynamics optimization design that takes the displacement of physical measurement of structural response under motivated excitation as the target or constraint and utilizing the analytical method, the sensitivity computa
中文: 摘要通过研究在动力激励下结构响应的物理量位移为目标或约束的结构动力学优化设计，利用解析的方法，推导出动力位移响应灵敏度计算公式，并成功地移植到有限元程序中。
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英文: This method is developed on the basis of the theory of dynamic modification in structural dynamics and combines the theoretical analysis with testing to determine the stiffness and damping coefficients.
中文: 该方法应用模态分析中的结构动力修改与灵敏度分析理论，采用理论分析和实验相结合的方法确定变压器绕组刚度系数。
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英文: To determine the simulation range for getting the correct result, this paper deals with the influence of simulation range on dynamical character of supporting structure from the aspects of FEM and structural dynamics basing on the practical project; and p
中文: 为了确定合理的模拟範围，根据工程实例，针对机组段之间分缝的坝后式厂房，分别从有限元计算和结构动力学推导两个方面分析了模拟範围对机组支承结构动力特性的计算结果的影响，指出常规模拟方式存在的问题和合理的结构模型应包括的範围。
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英文: Structural dynamics of aboveground biomass of communities on Songnen grassland after different burning time
中文: 不同时间草地火烧后群落地上生物量结构的变化
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