通过结构振型参与系数量化了各个结构的高阶振型的影响。

By modal participation factor, the influence of higher modes is quantified.

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通过结构振型参与系数量化了各个结构的高阶振型的影响。

By modal participation factors, the influence of higher modes is quantified.

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为了选取大跨屋盖结构脉动风振响应的主导振型，提出了振型能量参与系数及其累积参与系数的计算方法。

The mode energy participation factor and the cumulated factor are presented in order to identify the dominant modes of fluctuating wind-induced response for a large-span roof.

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