以下为句子列表：
英文: A methodology was put forward for damage location, and damage simulating as well as numerical calculation of modal analysis was carried out on a truss plane bridge by stiffness discount.
中文: 摘要推导了基于测试频率平方变化比的损伤定位方法，利用有限元方法对一管道结构以刚度折减法进行了损伤模拟和模态分析数值计算。
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英文: A tire model considering the actual operating conditions, complex materials is achieved in this paper and nonlinear modal analysis on this model is performed.
中文: 建立了考虑轮胎的实际边界条件、复杂材料特性的有限元模型，进行了考虑非线性大变形的模态分析。
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英文: Abstract: The characteristics of the eigenvalue problem of general viscoelastic structure are analyzed and its modal analysis method is put forward in this paper.
中文: 文摘:分析了一般粘弹结构特征值问题的特点，建立了一般粘弹结构的模态分析方法。
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英文: Along with the higher and higher requirements for the cosiness and stability of subway vehicle, it is necessary to know better the dynamic characteristics of the car body through the modal analysis technology, so as to provide foundation for a rational st
中文: 摘要随着对地铁列车舒适性、平稳性要求的提高，有必要运用模态分析技术了解其结构动力特性，为车体结构的合理设计提供依据。
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英文: Based on the experimental modal analysis (EMA) and spectrum analysis, the dynamic characteristics and sound spectrums of the MG guitar, made in China, are studied.
中文: 基于结构实验模态分析及频谱分析技术 ,针对国产MG牌吉它进行了结构固有振动特性、弹奏声频谱特性的研究 .
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