以下为句子列表：
英文: In calculation of dynamical character of supporting structure in the powerhouse of hydropower station, the simulation range is larger and the value of the natural vibration frequency is less.
中文: 摘要对于水电站机组支承结构而言，模拟範围愈大，计算出的自振频率愈低。
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英文: One self-anchored suspension bridge is the subject investigated, the finite element program MIDASis adopted to establish the spatial computation model of the suspension bridge, and the subspace iteration method is used to calculate the natural vibration f
中文: 摘要以某自锚式悬索桥主桥为研究对象，采用MIDAS有限元程序，建立了该桥的空间力学计算模型，利用子空间迭代法计算了该桥梁结构的自振频率和振型，结合计算结果对桥梁的动力特性和刚度特点进行了讨论。
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英文: The paper points out that the natural vibration frequency of strings can not be used to that of suspension cables.
中文: 指出工程实际中不能将弦线的自振频率作为有集中荷载作用的悬索的自振频率。
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