To conveniently and accurately evaluate the wind-induced accumulated fatigue damage of high-rise structures in frequency domain, an improved equivalent narrow band method was proposed.

为了在频域内方便准确地估算高耸结构的风振疲劳累积损伤，提出了一种改进的等效窄带算法。

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Standardized the wind speed by Rayleigh frequency distribution, a concept named equivalent wind speed was presented;

利用风速频率瑞利分布对平均风速进行均一化，提出相当风速的概念；

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