Analytical method in frequency domain for a long - span roof structures are based on random vibration theory.

主要论述大型屋盖结构的风振响应机理,并从理论上概括了其分析方法.

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Based on random vibration theory, the along wind structural response formulae are derived.

基于结构随机振动理论, 可导出顺风向风振时各类风响应.

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Matrix Inverse Problem has wide application in automatic controlling, Vibration Theory, Civil Engineering and Economics.

矩阵反问题在自动控制 、 振动理论 、 土木工程和经济等领域中有着广泛应用.

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The intrinsic frequency of molecular - vibration of nonmetal binary hydrides is calculated with vibration theory.

提出了非金属二元氢化物分子振动固有频率的计算原理与方法.

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The amplitude frequency characteristics of self - excited vibration are analyzed by nonlinear vibration theory.

应用非线性振动理论,分析抽水蓄能电站产生自激振动时的幅频特性.

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Drill string vibration was analyzed based on vibration theory and finite element method.

根据振动理论和有限元方法,研究了钻柱振动的模态.

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