Vortex-induced vibration is limited amplitude response, but it occurs at low wind speed with relative large amplitude, which will affect the strength and fatigue resistance of the structure.

尽管涡振是一种限幅振动，但由于其发生风速较低，振幅相对较大，会影响结构的强度和疲劳，因此大跨度拱桥的涡振响应研究具有重要的意义。

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Through analysis of the influencing factors of the environment, 9 main indices have been established in this paper, such as temperature, wind speed and relative humidity.

通过对影响室内环境的各种因素分析，确立了以温度、风速、 相对湿度等9项主要环境参数指标的评价体系。

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The test can obtain the air flow, wind speed, temperature, relative humidity, resistance and other performance parameters.

对其进行样机测试，得到了其送风量、风速、温度、相对湿度、阻力等性能参数。

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